forked from OSchip/llvm-project
1331 lines
31 KiB
LLVM
1331 lines
31 KiB
LLVM
; RUN: llc -verify-machineinstrs -mcpu=pwr9 -mtriple=powerpc64le-unknown-unknown \
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; RUN: -ppc-asm-full-reg-names < %s | FileCheck %s
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; RUN: llc -verify-machineinstrs -mcpu=pwr8 -mtriple=powerpc64le-unknown-unknown \
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; RUN: -ppc-asm-full-reg-names < %s | FileCheck %s -check-prefix=CHECK-PWR8 \
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; RUN: -implicit-check-not "\<setb\>"
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; Test different patterns with type i64
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; select_cc lhs, rhs, -1, (zext (setcc lhs, rhs, setne)), setlt
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define i64 @setb1(i64 %a, i64 %b) {
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%t1 = icmp slt i64 %a, %b
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%t2 = icmp ne i64 %a, %b
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%t3 = zext i1 %t2 to i64
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%t4 = select i1 %t1, i64 -1, i64 %t3
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ret i64 %t4
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; CHECK-LABEL: setb1:
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; CHECK-NOT: xor
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; CHECK-NOT: li
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; CHECK: cmpd {{c?r?(0, )?}}r3, r4
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; CHECK-NEXT: setb r3, cr0
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; CHECK-NOT: addic
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; CHECK-NOT: subfe
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; CHECK-NOT: isel
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; CHECK: blr
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; CHECK-PWR8-LABEL: setb1
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; CHECK-PWR8-DAG: xor
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; CHECK-PWR8-DAG: li
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; CHECK-PWR8-DAG: cmpd
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; CHECK-PWR8-DAG: addic
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; CHECK-PWR8-DAG: subfe
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; CHECK-PWR8: isel
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; CHECK-PWR8: blr
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}
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; select_cc lhs, rhs, -1, (zext (setcc rhs, lhs, setne)), setgt
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define i64 @setb2(i64 %a, i64 %b) {
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%t1 = icmp sgt i64 %b, %a
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%t2 = icmp ne i64 %a, %b
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%t3 = zext i1 %t2 to i64
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%t4 = select i1 %t1, i64 -1, i64 %t3
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ret i64 %t4
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; CHECK-LABEL: setb2:
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; CHECK-NOT: xor
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; CHECK-NOT: li
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; CHECK: cmpd {{c?r?(0, )?}}r3, r4
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; CHECK-NEXT: setb r3, cr0
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; CHECK-NOT: addic
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; CHECK-NOT: subfe
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; CHECK-NOT: isel
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; CHECK: blr
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; CHECK-PWR8-LABEL: setb2
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; CHECK-PWR8-DAG: xor
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; CHECK-PWR8-DAG: li
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; CHECK-PWR8-DAG: cmpd
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; CHECK-PWR8-DAG: addic
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; CHECK-PWR8-DAG: subfe
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; CHECK-PWR8: isel
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; CHECK-PWR8: blr
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}
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; select_cc lhs, rhs, -1, (zext (setcc rhs, lhs, setne)), setlt
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define i64 @setb3(i64 %a, i64 %b) {
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%t1 = icmp slt i64 %a, %b
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%t2 = icmp ne i64 %b, %a
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%t3 = zext i1 %t2 to i64
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%t4 = select i1 %t1, i64 -1, i64 %t3
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ret i64 %t4
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; CHECK-LABEL: setb3:
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; CHECK-NOT: xor
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; CHECK-NOT: li
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; CHECK: cmpd {{c?r?(0, )?}}r3, r4
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; CHECK-NEXT: setb r3, cr0
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; CHECK-NOT: addic
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; CHECK-NOT: subfe
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; CHECK-NOT: isel
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; CHECK: blr
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; CHECK-PWR8-LABEL: setb3
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; CHECK-PWR8-DAG: xor
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; CHECK-PWR8-DAG: li
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; CHECK-PWR8-DAG: cmpd
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; CHECK-PWR8-DAG: addic
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; CHECK-PWR8-DAG: subfe
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; CHECK-PWR8: isel
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; CHECK-PWR8: blr
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}
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; select_cc lhs, rhs, -1, (zext (setcc lhs, rhs, setne)), setgt
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define i64 @setb4(i64 %a, i64 %b) {
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%t1 = icmp sgt i64 %b, %a
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%t2 = icmp ne i64 %b, %a
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%t3 = zext i1 %t2 to i64
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%t4 = select i1 %t1, i64 -1, i64 %t3
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ret i64 %t4
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; CHECK-LABEL: setb4:
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; CHECK-NOT: xor
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; CHECK-NOT: li
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; CHECK: cmpd {{c?r?(0, )?}}r3, r4
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; CHECK-NEXT: setb r3, cr0
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; CHECK-NOT: addic
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; CHECK-NOT: subfe
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; CHECK-NOT: isel
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; CHECK: blr
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; CHECK-PWR8-LABEL: setb4
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; CHECK-PWR8-DAG: xor
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; CHECK-PWR8-DAG: li
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; CHECK-PWR8-DAG: cmpd
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; CHECK-PWR8-DAG: addic
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; CHECK-PWR8-DAG: subfe
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; CHECK-PWR8: isel
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; CHECK-PWR8: blr
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}
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; select_cc lhs, rhs, -1, (zext (setcc lhs, rhs, setgt)), setlt
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define i64 @setb5(i64 %a, i64 %b) {
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%t1 = icmp slt i64 %a, %b
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%t2 = icmp sgt i64 %a, %b
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%t3 = zext i1 %t2 to i64
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%t4 = select i1 %t1, i64 -1, i64 %t3
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ret i64 %t4
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; CHECK-LABEL: setb5:
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; CHECK-NOT: sradi
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; CHECK-NOT: rldicl
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; CHECK-NOT: li
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; CHECK: cmpd {{c?r?(0, )?}}r3, r4
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; CHECK-NEXT: setb r3, cr0
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; CHECK-NOT: subc
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; CHECK-NOT: adde
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; CHECK-NOT: xori
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; CHECK-NOT: isel
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; CHECK: blr
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; CHECK-PWR8-LABEL: setb5
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; CHECK-PWR8-DAG: sradi
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; CHECK-PWR8-DAG: rldicl
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; CHECK-PWR8-DAG: li
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; CHECK-PWR8-DAG: cmpd
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; CHECK-PWR8-DAG: subc
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; CHECK-PWR8-DAG: adde
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; CHECK-PWR8-DAG: xori
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; CHECK-PWR8: isel
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; CHECK-PWR8: blr
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}
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; select_cc lhs, rhs, -1, (zext (setcc rhs, lhs, setgt)), setgt
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define i64 @setb6(i64 %a, i64 %b) {
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%t1 = icmp sgt i64 %b, %a
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%t2 = icmp sgt i64 %a, %b
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%t3 = zext i1 %t2 to i64
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%t4 = select i1 %t1, i64 -1, i64 %t3
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ret i64 %t4
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; CHECK-LABEL: setb6:
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; CHECK-NOT: sradi
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; CHECK-NOT: rldicl
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; CHECK-NOT: li
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; CHECK: cmpd {{c?r?(0, )?}}r3, r4
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; CHECK-NEXT: setb r3, cr0
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; CHECK-NOT: subc
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; CHECK-NOT: adde
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; CHECK-NOT: xori
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; CHECK-NOT: isel
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; CHECK: blr
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; CHECK-PWR8-LABEL: setb6
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; CHECK-PWR8-DAG: sradi
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; CHECK-PWR8-DAG: rldicl
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; CHECK-PWR8-DAG: li
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; CHECK-PWR8-DAG: cmpd
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; CHECK-PWR8-DAG: subc
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; CHECK-PWR8-DAG: adde
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; CHECK-PWR8-DAG: xori
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; CHECK-PWR8: isel
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; CHECK-PWR8: blr
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}
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; select_cc lhs, rhs, -1, (zext (setcc rhs, lhs, setlt)), setlt
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define i64 @setb7(i64 %a, i64 %b) {
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%t1 = icmp slt i64 %a, %b
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%t2 = icmp slt i64 %b, %a
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%t3 = zext i1 %t2 to i64
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%t4 = select i1 %t1, i64 -1, i64 %t3
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ret i64 %t4
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; CHECK-LABEL: setb7:
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; CHECK-NOT: sradi
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; CHECK-NOT: rldicl
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; CHECK-NOT: li
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; CHECK: cmpd {{c?r?(0, )?}}r3, r4
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; CHECK-NEXT: setb r3, cr0
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; CHECK-NOT: subc
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; CHECK-NOT: adde
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; CHECK-NOT: xori
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; CHECK-NOT: isel
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; CHECK: blr
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; CHECK-PWR8-LABEL: setb7
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; CHECK-PWR8-DAG: sradi
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; CHECK-PWR8-DAG: rldicl
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; CHECK-PWR8-DAG: li
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; CHECK-PWR8-DAG: cmpd
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; CHECK-PWR8-DAG: subc
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; CHECK-PWR8-DAG: adde
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; CHECK-PWR8-DAG: xori
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; CHECK-PWR8: isel
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; CHECK-PWR8: blr
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}
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; select_cc lhs, rhs, -1, (zext (setcc lhs, rhs, setlt)), setgt
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define i64 @setb8(i64 %a, i64 %b) {
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%t1 = icmp sgt i64 %b, %a
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%t2 = icmp slt i64 %b, %a
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%t3 = zext i1 %t2 to i64
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%t4 = select i1 %t1, i64 -1, i64 %t3
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ret i64 %t4
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; CHECK-LABEL: setb8:
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; CHECK-NOT: sradi
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; CHECK-NOT: rldicl
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; CHECK-NOT: li
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; CHECK: cmpd {{c?r?(0, )?}}r3, r4
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; CHECK-NEXT: setb r3, cr0
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; CHECK-NOT: subc
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; CHECK-NOT: adde
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; CHECK-NOT: xori
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; CHECK-NOT: isel
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; CHECK: blr
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; CHECK-PWR8-LABEL: setb8
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; CHECK-PWR8-DAG: sradi
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; CHECK-PWR8-DAG: rldicl
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; CHECK-PWR8-DAG: li
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; CHECK-PWR8-DAG: cmpd
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; CHECK-PWR8-DAG: subc
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; CHECK-PWR8-DAG: adde
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; CHECK-PWR8-DAG: xori
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; CHECK-PWR8: isel
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; CHECK-PWR8: blr
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}
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; select_cc lhs, rhs, 1, (sext (setcc lhs, rhs, setne)), setgt
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define i64 @setb9(i64 %a, i64 %b) {
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%t1 = icmp sgt i64 %a, %b
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%t2 = icmp ne i64 %a, %b
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%t3 = sext i1 %t2 to i64
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%t4 = select i1 %t1, i64 1, i64 %t3
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ret i64 %t4
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; CHECK-LABEL: setb9:
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; CHECK-NOT: xor
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; CHECK-NOT: li
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; CHECK: cmpd {{c?r?(0, )?}}r3, r4
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; CHECK-NEXT: setb r3, cr0
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; CHECK-NOT: subfic
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; CHECK-NOT: subfe
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; CHECK-NOT: isel
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; CHECK: blr
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; CHECK-PWR8-LABEL: setb9
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; CHECK-PWR8-DAG: xor
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; CHECK-PWR8-DAG: li
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; CHECK-PWR8-DAG: cmpd
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; CHECK-PWR8-DAG: subfic
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; CHECK-PWR8-DAG: subfe
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; CHECK-PWR8: isel
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; CHECK-PWR8: blr
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}
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; select_cc lhs, rhs, 1, (sext (setcc rhs, lhs, setne)), setlt
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define i64 @setb10(i64 %a, i64 %b) {
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%t1 = icmp slt i64 %b, %a
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%t2 = icmp ne i64 %a, %b
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%t3 = sext i1 %t2 to i64
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%t4 = select i1 %t1, i64 1, i64 %t3
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ret i64 %t4
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; CHECK-LABEL: setb10:
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; CHECK-NOT: xor
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; CHECK-NOT: li
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; CHECK: cmpd {{c?r?(0, )?}}r3, r4
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; CHECK-NEXT: setb r3, cr0
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; CHECK-NOT: subfic
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; CHECK-NOT: subfe
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; CHECK-NOT: isel
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; CHECK: blr
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; CHECK-PWR8-LABEL: setb10
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; CHECK-PWR8-DAG: xor
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; CHECK-PWR8-DAG: li
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; CHECK-PWR8-DAG: cmpd
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; CHECK-PWR8-DAG: subfic
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; CHECK-PWR8-DAG: subfe
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; CHECK-PWR8: isel
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; CHECK-PWR8: blr
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}
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; select_cc lhs, rhs, 1, (sext (setcc rhs, lhs, setne)), setgt
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define i64 @setb11(i64 %a, i64 %b) {
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%t1 = icmp sgt i64 %a, %b
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%t2 = icmp ne i64 %b, %a
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%t3 = sext i1 %t2 to i64
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%t4 = select i1 %t1, i64 1, i64 %t3
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ret i64 %t4
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; CHECK-LABEL: setb11:
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; CHECK-NOT: xor
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; CHECK-NOT: li
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; CHECK: cmpd {{c?r?(0, )?}}r3, r4
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; CHECK-NEXT: setb r3, cr0
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; CHECK-NOT: subfic
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; CHECK-NOT: subfe
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; CHECK-NOT: isel
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; CHECK: blr
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; CHECK-PWR8-LABEL: setb11
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; CHECK-PWR8-DAG: xor
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; CHECK-PWR8-DAG: li
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; CHECK-PWR8-DAG: cmpd
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; CHECK-PWR8-DAG: subfic
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; CHECK-PWR8-DAG: subfe
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; CHECK-PWR8: isel
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; CHECK-PWR8: blr
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}
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; select_cc lhs, rhs, 1, (sext (setcc lhs, rhs, setne)), setlt
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define i64 @setb12(i64 %a, i64 %b) {
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%t1 = icmp slt i64 %b, %a
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%t2 = icmp ne i64 %b, %a
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%t3 = sext i1 %t2 to i64
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%t4 = select i1 %t1, i64 1, i64 %t3
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ret i64 %t4
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; CHECK-LABEL: setb12:
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; CHECK-NOT: xor
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; CHECK-NOT: li
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; CHECK: cmpd {{c?r?(0, )?}}r3, r4
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; CHECK-NEXT: setb r3, cr0
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; CHECK-NOT: subfic
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; CHECK-NOT: subfe
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; CHECK-NOT: isel
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; CHECK: blr
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; CHECK-PWR8-LABEL: setb12
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; CHECK-PWR8-DAG: xor
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; CHECK-PWR8-DAG: li
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; CHECK-PWR8-DAG: cmpd
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; CHECK-PWR8-DAG: subfic
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; CHECK-PWR8-DAG: subfe
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; CHECK-PWR8: isel
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; CHECK-PWR8: blr
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}
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; select_cc lhs, rhs, 1, (sext (setcc lhs, rhs, setlt)), setgt
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define i64 @setb13(i64 %a, i64 %b) {
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%t1 = icmp sgt i64 %a, %b
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%t2 = icmp slt i64 %a, %b
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%t3 = sext i1 %t2 to i64
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%t4 = select i1 %t1, i64 1, i64 %t3
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ret i64 %t4
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; CHECK-LABEL: setb13:
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; CHECK-NOT: sradi
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; CHECK-NOT: rldicl
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; CHECK-NOT: li
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; CHECK: cmpd {{c?r?(0, )?}}r3, r4
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; CHECK-NEXT: setb r3, cr0
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; CHECK-NOT: subc
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; CHECK-NOT: adde
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; CHECK-NOT: xori
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; CHECK-NOT: neg
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; CHECK-NOT: isel
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; CHECK: blr
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; CHECK-PWR8-LABEL: setb13
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; CHECK-PWR8-DAG: sradi
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; CHECK-PWR8-DAG: rldicl
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; CHECK-PWR8-DAG: li
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; CHECK-PWR8-DAG: cmpd
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; CHECK-PWR8-DAG: subc
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; CHECK-PWR8-DAG: adde
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; CHECK-PWR8-DAG: xori
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; CHECK-PWR8-DAG: neg
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; CHECK-PWR8: isel
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; CHECK-PWR8: blr
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}
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; select_cc lhs, rhs, 1, (sext (setcc rhs, lhs, setlt)), setlt
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define i64 @setb14(i64 %a, i64 %b) {
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%t1 = icmp slt i64 %b, %a
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%t2 = icmp slt i64 %a, %b
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%t3 = sext i1 %t2 to i64
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%t4 = select i1 %t1, i64 1, i64 %t3
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ret i64 %t4
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; CHECK-LABEL: setb14:
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; CHECK-NOT: sradi
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; CHECK-NOT: rldicl
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; CHECK-NOT: li
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; CHECK: cmpd {{c?r?(0, )?}}r3, r4
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; CHECK-NEXT: setb r3, cr0
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; CHECK-NOT: subc
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; CHECK-NOT: adde
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; CHECK-NOT: xori
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; CHECK-NOT: neg
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; CHECK-NOT: isel
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; CHECK: blr
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; CHECK-PWR8-LABEL: setb14
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; CHECK-PWR8-DAG: sradi
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; CHECK-PWR8-DAG: rldicl
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; CHECK-PWR8-DAG: li
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; CHECK-PWR8-DAG: cmpd
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; CHECK-PWR8-DAG: subc
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; CHECK-PWR8-DAG: adde
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; CHECK-PWR8-DAG: xori
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; CHECK-PWR8-DAG: neg
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; CHECK-PWR8: isel
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; CHECK-PWR8: blr
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}
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; select_cc lhs, rhs, 1, (sext (setcc rhs, lhs, setgt)), setgt
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define i64 @setb15(i64 %a, i64 %b) {
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%t1 = icmp sgt i64 %a, %b
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%t2 = icmp sgt i64 %b, %a
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%t3 = sext i1 %t2 to i64
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%t4 = select i1 %t1, i64 1, i64 %t3
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ret i64 %t4
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; CHECK-LABEL: setb15:
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; CHECK-NOT: sradi
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; CHECK-NOT: rldicl
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; CHECK-NOT: li
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; CHECK: cmpd {{c?r?(0, )?}}r3, r4
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; CHECK-NEXT: setb r3, cr0
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; CHECK-NOT: subc
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; CHECK-NOT: adde
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; CHECK-NOT: xori
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; CHECK-NOT: neg
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; CHECK-NOT: isel
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; CHECK: blr
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; CHECK-PWR8-LABEL: setb15
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; CHECK-PWR8-DAG: sradi
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; CHECK-PWR8-DAG: rldicl
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|
; CHECK-PWR8-DAG: li
|
|
; CHECK-PWR8-DAG: cmpd
|
|
; CHECK-PWR8-DAG: subc
|
|
; CHECK-PWR8-DAG: adde
|
|
; CHECK-PWR8-DAG: xori
|
|
; CHECK-PWR8-DAG: neg
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: blr
|
|
}
|
|
|
|
; select_cc lhs, rhs, 1, (sext (setcc lhs, rhs, setgt)), setlt
|
|
define i64 @setb16(i64 %a, i64 %b) {
|
|
%t1 = icmp slt i64 %b, %a
|
|
%t2 = icmp sgt i64 %b, %a
|
|
%t3 = sext i1 %t2 to i64
|
|
%t4 = select i1 %t1, i64 1, i64 %t3
|
|
ret i64 %t4
|
|
; CHECK-LABEL: setb16:
|
|
; CHECK-NOT: sradi
|
|
; CHECK-NOT: rldicl
|
|
; CHECK-NOT: li
|
|
; CHECK: cmpd {{c?r?(0, )?}}r3, r4
|
|
; CHECK-NEXT: setb r3, cr0
|
|
; CHECK-NOT: subc
|
|
; CHECK-NOT: adde
|
|
; CHECK-NOT: xori
|
|
; CHECK-NOT: neg
|
|
; CHECK-NOT: isel
|
|
; CHECK: blr
|
|
; CHECK-PWR8-LABEL: setb16
|
|
; CHECK-PWR8-DAG: sradi
|
|
; CHECK-PWR8-DAG: rldicl
|
|
; CHECK-PWR8-DAG: li
|
|
; CHECK-PWR8-DAG: cmpd
|
|
; CHECK-PWR8-DAG: subc
|
|
; CHECK-PWR8-DAG: adde
|
|
; CHECK-PWR8-DAG: xori
|
|
; CHECK-PWR8-DAG: neg
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: blr
|
|
}
|
|
|
|
; select_cc lhs, rhs, 0, (select_cc lhs, rhs, 1, -1, setgt), seteq
|
|
define i64 @setb17(i64 %a, i64 %b) {
|
|
%t1 = icmp eq i64 %a, %b
|
|
%t2 = icmp sgt i64 %a, %b
|
|
%t3 = select i1 %t2, i64 1, i64 -1
|
|
%t4 = select i1 %t1, i64 0, i64 %t3
|
|
ret i64 %t4
|
|
; CHECK-LABEL: setb17:
|
|
; CHECK-NOT: li
|
|
; CHECK-NOT: cmpld
|
|
; CHECK-NOT: isel
|
|
; CHECK: cmpd {{c?r?(0, )?}}r3, r4
|
|
; CHECK-NEXT: setb r3, cr0
|
|
; CHECK-NOT: isel
|
|
; CHECK: blr
|
|
; CHECK-PWR8-LABEL: setb17
|
|
; CHECK-PWR8: cmpd
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: cmpld
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: blr
|
|
}
|
|
|
|
; select_cc lhs, rhs, 0, (select_cc rhs, lhs, 1, -1, setgt), seteq
|
|
define i64 @setb18(i64 %a, i64 %b) {
|
|
%t1 = icmp eq i64 %b, %a
|
|
%t2 = icmp sgt i64 %a, %b
|
|
%t3 = select i1 %t2, i64 1, i64 -1
|
|
%t4 = select i1 %t1, i64 0, i64 %t3
|
|
ret i64 %t4
|
|
; CHECK-LABEL: setb18:
|
|
; CHECK-NOT: li
|
|
; CHECK-NOT: cmpld
|
|
; CHECK-NOT: isel
|
|
; CHECK: cmpd {{c?r?(0, )?}}r3, r4
|
|
; CHECK-NEXT: setb r3, cr0
|
|
; CHECK-NOT: isel
|
|
; CHECK: blr
|
|
; CHECK-PWR8-LABEL: setb18
|
|
; CHECK-PWR8: cmpd
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: cmpld
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: blr
|
|
}
|
|
|
|
; select_cc lhs, rhs, 0, (select_cc rhs, lhs, 1, -1, setlt), seteq
|
|
define i64 @setb19(i64 %a, i64 %b) {
|
|
%t1 = icmp eq i64 %a, %b
|
|
%t2 = icmp slt i64 %b, %a
|
|
%t3 = select i1 %t2, i64 1, i64 -1
|
|
%t4 = select i1 %t1, i64 0, i64 %t3
|
|
ret i64 %t4
|
|
; CHECK-LABEL: setb19:
|
|
; CHECK-NOT: li
|
|
; CHECK-NOT: cmpld
|
|
; CHECK-NOT: isel
|
|
; CHECK: cmpd {{c?r?(0, )?}}r3, r4
|
|
; CHECK-NEXT: setb r3, cr0
|
|
; CHECK-NOT: isel
|
|
; CHECK: blr
|
|
; CHECK-PWR8-LABEL: setb19
|
|
; CHECK-PWR8: cmpd
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: cmpld
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: blr
|
|
}
|
|
|
|
; select_cc lhs, rhs, 0, (select_cc lhs, rhs, 1, -1, setlt), seteq
|
|
define i64 @setb20(i64 %a, i64 %b) {
|
|
%t1 = icmp eq i64 %b, %a
|
|
%t2 = icmp slt i64 %b, %a
|
|
%t3 = select i1 %t2, i64 1, i64 -1
|
|
%t4 = select i1 %t1, i64 0, i64 %t3
|
|
ret i64 %t4
|
|
; CHECK-LABEL: setb20:
|
|
; CHECK-NOT: li
|
|
; CHECK-NOT: cmpld
|
|
; CHECK-NOT: isel
|
|
; CHECK: cmpd {{c?r?(0, )?}}r3, r4
|
|
; CHECK-NEXT: setb r3, cr0
|
|
; CHECK-NOT: isel
|
|
; CHECK: blr
|
|
; CHECK-PWR8-LABEL: setb20
|
|
; CHECK-PWR8: cmpd
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: cmpld
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: blr
|
|
}
|
|
|
|
; select_cc lhs, rhs, 0, (select_cc lhs, rhs, -1, 1, setlt), seteq
|
|
define i64 @setb21(i64 %a, i64 %b) {
|
|
%t1 = icmp eq i64 %a, %b
|
|
%t2 = icmp slt i64 %a, %b
|
|
%t3 = select i1 %t2, i64 -1, i64 1
|
|
%t4 = select i1 %t1, i64 0, i64 %t3
|
|
ret i64 %t4
|
|
; CHECK-LABEL: setb21:
|
|
; CHECK-NOT: li
|
|
; CHECK-NOT: cmpld
|
|
; CHECK-NOT: isel
|
|
; CHECK: cmpd {{c?r?(0, )?}}r3, r4
|
|
; CHECK-NEXT: setb r3, cr0
|
|
; CHECK-NOT: isel
|
|
; CHECK: blr
|
|
; CHECK-PWR8-LABEL: setb21
|
|
; CHECK-PWR8: cmpd
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: cmpld
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: blr
|
|
}
|
|
|
|
; select_cc lhs, rhs, 0, (select_cc rhs, lhs, -1, 1, setlt), seteq
|
|
define i64 @setb22(i64 %a, i64 %b) {
|
|
%t1 = icmp eq i64 %b, %a
|
|
%t2 = icmp slt i64 %a, %b
|
|
%t3 = select i1 %t2, i64 -1, i64 1
|
|
%t4 = select i1 %t1, i64 0, i64 %t3
|
|
ret i64 %t4
|
|
; CHECK-LABEL: setb22:
|
|
; CHECK-NOT: li
|
|
; CHECK-NOT: cmpld
|
|
; CHECK-NOT: isel
|
|
; CHECK: cmpd {{c?r?(0, )?}}r3, r4
|
|
; CHECK-NEXT: setb r3, cr0
|
|
; CHECK-NOT: isel
|
|
; CHECK: blr
|
|
; CHECK-PWR8-LABEL: setb22
|
|
; CHECK-PWR8: cmpd
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: cmpld
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: blr
|
|
}
|
|
|
|
; select_cc lhs, rhs, 0, (select_cc rhs, lhs, -1, 1, setgt), seteq
|
|
define i64 @setb23(i64 %a, i64 %b) {
|
|
%t1 = icmp eq i64 %a, %b
|
|
%t2 = icmp sgt i64 %b, %a
|
|
%t3 = select i1 %t2, i64 -1, i64 1
|
|
%t4 = select i1 %t1, i64 0, i64 %t3
|
|
ret i64 %t4
|
|
; CHECK-LABEL: setb23:
|
|
; CHECK-NOT: li
|
|
; CHECK-NOT: cmpld
|
|
; CHECK-NOT: isel
|
|
; CHECK: cmpd {{c?r?(0, )?}}r3, r4
|
|
; CHECK-NEXT: setb r3, cr0
|
|
; CHECK-NOT: isel
|
|
; CHECK: blr
|
|
; CHECK-PWR8-LABEL: setb23
|
|
; CHECK-PWR8: cmpd
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: cmpld
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: blr
|
|
}
|
|
|
|
; select_cc lhs, rhs, 0, (select_cc lhs, rhs, -1, 1, setgt), seteq
|
|
define i64 @setb24(i64 %a, i64 %b) {
|
|
%t1 = icmp eq i64 %b, %a
|
|
%t2 = icmp sgt i64 %b, %a
|
|
%t3 = select i1 %t2, i64 -1, i64 1
|
|
%t4 = select i1 %t1, i64 0, i64 %t3
|
|
ret i64 %t4
|
|
; CHECK-LABEL: setb24:
|
|
; CHECK-NOT: li
|
|
; CHECK-NOT: cmpld
|
|
; CHECK-NOT: isel
|
|
; CHECK: cmpd {{c?r?(0, )?}}r3, r4
|
|
; CHECK-NEXT: setb r3, cr0
|
|
; CHECK-NOT: isel
|
|
; CHECK: blr
|
|
; CHECK-PWR8-LABEL: setb24
|
|
; CHECK-PWR8: cmpd
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: cmpld
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: blr
|
|
}
|
|
; end all patterns testing for i64
|
|
|
|
; Test with swapping the input parameters
|
|
|
|
; select_cc lhs, rhs, -1, (zext (setcc lhs, rhs, setne)), setlt
|
|
define i64 @setb25(i64 %a, i64 %b) {
|
|
%t1 = icmp slt i64 %b, %a
|
|
%t2 = icmp ne i64 %b, %a
|
|
%t3 = zext i1 %t2 to i64
|
|
%t4 = select i1 %t1, i64 -1, i64 %t3
|
|
ret i64 %t4
|
|
; CHECK-LABEL: setb25:
|
|
; CHECK-NOT: xor
|
|
; CHECK-NOT: li
|
|
; CHECK-NOT: cmpd
|
|
; CHECK: cmpd {{c?r?(0, )?}}r4, r3
|
|
; CHECK-NEXT: setb r3, cr0
|
|
; CHECK-NOT: addic
|
|
; CHECK-NOT: subfe
|
|
; CHECK-NOT: isel
|
|
; CHECK: blr
|
|
; CHECK-PWR8-LABEL: setb25
|
|
; CHECK-PWR8-DAG: cmpd
|
|
; CHECK-PWR8-DAG: addic
|
|
; CHECK-PWR8-DAG: subfe
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: blr
|
|
}
|
|
|
|
; select_cc lhs, rhs, -1, (zext (setcc rhs, lhs, setne)), setgt
|
|
define i64 @setb26(i64 %a, i64 %b) {
|
|
%t1 = icmp sgt i64 %a, %b
|
|
%t2 = icmp ne i64 %b, %a
|
|
%t3 = zext i1 %t2 to i64
|
|
%t4 = select i1 %t1, i64 -1, i64 %t3
|
|
ret i64 %t4
|
|
; CHECK-LABEL: setb26:
|
|
; CHECK-NOT: xor
|
|
; CHECK-NOT: li
|
|
; CHECK: cmpd {{c?r?(0, )?}}r4, r3
|
|
; CHECK-NEXT: setb r3, cr0
|
|
; CHECK-NOT: addic
|
|
; CHECK-NOT: subfe
|
|
; CHECK-NOT: isel
|
|
; CHECK: blr
|
|
; CHECK-PWR8-LABEL: setb26
|
|
; CHECK-PWR8-DAG: cmpd
|
|
; CHECK-PWR8-DAG: addic
|
|
; CHECK-PWR8-DAG: subfe
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: blr
|
|
}
|
|
|
|
; Test with different scalar integer type for selected value
|
|
; i32/i16/i8 rather than i64 above
|
|
|
|
; select_cc lhs, rhs, -1, (zext (setcc rhs, lhs, setne)), setlt
|
|
define i64 @setb27(i64 %a, i64 %b) {
|
|
%t1 = icmp slt i64 %a, %b
|
|
%t2 = icmp ne i64 %b, %a
|
|
%t3 = zext i1 %t2 to i32
|
|
%t4 = select i1 %t1, i32 -1, i32 %t3
|
|
%t5 = sext i32 %t4 to i64
|
|
ret i64 %t5
|
|
; CHECK-LABEL: setb27:
|
|
; CHECK-NOT: xor
|
|
; CHECK-NOT: li
|
|
; CHECK: cmpd {{c?r?(0, )?}}r3, r4
|
|
; CHECK-NEXT: setb r3, cr0
|
|
; CHECK-NOT: addic
|
|
; CHECK-NOT: subfe
|
|
; CHECK-NOT: isel
|
|
; CHECK: extsw
|
|
; CHECK: blr
|
|
; CHECK-PWR8-LABEL: setb27
|
|
; CHECK-PWR8-DAG: cmpd
|
|
; CHECK-PWR8-DAG: addic
|
|
; CHECK-PWR8-DAG: subfe
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: extsw
|
|
; CHECK-PWR8: blr
|
|
}
|
|
|
|
; select_cc lhs, rhs, -1, (zext (setcc lhs, rhs, setne)), setgt
|
|
define i64 @setb28(i64 %a, i64 %b) {
|
|
%t1 = icmp sgt i64 %b, %a
|
|
%t2 = icmp ne i64 %b, %a
|
|
%t3 = zext i1 %t2 to i16
|
|
%t4 = select i1 %t1, i16 -1, i16 %t3
|
|
%t5 = sext i16 %t4 to i64
|
|
ret i64 %t5
|
|
; CHECK-LABEL: setb28:
|
|
; CHECK-NOT: xor
|
|
; CHECK-NOT: li
|
|
; CHECK: cmpd {{c?r?(0, )?}}r3, r4
|
|
; CHECK-NEXT: setb r3, cr0
|
|
; CHECK-NOT: addic
|
|
; CHECK-NOT: subfe
|
|
; CHECK-NOT: isel
|
|
; CHECK: extsw
|
|
; CHECK: blr
|
|
; CHECK-PWR8-LABEL: setb28
|
|
; CHECK-PWR8-DAG: cmpd
|
|
; CHECK-PWR8-DAG: addic
|
|
; CHECK-PWR8-DAG: subfe
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: extsw
|
|
; CHECK-PWR8: blr
|
|
}
|
|
|
|
; select_cc lhs, rhs, -1, (zext (setcc lhs, rhs, setgt)), setlt
|
|
define i64 @setb29(i64 %a, i64 %b) {
|
|
%t1 = icmp slt i64 %a, %b
|
|
%t2 = icmp sgt i64 %a, %b
|
|
%t3 = zext i1 %t2 to i8
|
|
%t4 = select i1 %t1, i8 -1, i8 %t3
|
|
%t5 = zext i8 %t4 to i64
|
|
ret i64 %t5
|
|
; CHECK-LABEL: setb29:
|
|
; CHECK-NOT: sradi
|
|
; CHECK-NOT: rldicl
|
|
; CHECK-NOT: li
|
|
; CHECK: cmpd {{c?r?(0, )?}}r3, r4
|
|
; CHECK-NEXT: setb r3, cr0
|
|
; CHECK-NOT: subc
|
|
; CHECK-NOT: adde
|
|
; CHECK-NOT: xori
|
|
; CHECK-NOT: isel
|
|
; CHECK: blr
|
|
; CHECK-PWR8-LABEL: setb29
|
|
; CHECK-PWR8-DAG: cmpd
|
|
; CHECK-PWR8-DAG: subc
|
|
; CHECK-PWR8-DAG: adde
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: blr
|
|
}
|
|
|
|
; Testings to cover different comparison opcodes
|
|
; Test with integer type i32/i16/i8 for input parameter
|
|
|
|
; select_cc lhs, rhs, -1, (zext (setcc lhs, rhs, setne)), setlt
|
|
define i64 @setbsw1(i32 %a, i32 %b) {
|
|
%t1 = icmp slt i32 %a, %b
|
|
%t2 = icmp ne i32 %a, %b
|
|
%t3 = zext i1 %t2 to i64
|
|
%t4 = select i1 %t1, i64 -1, i64 %t3
|
|
ret i64 %t4
|
|
; CHECK-LABEL: setbsw1:
|
|
; CHECK-NOT: xor
|
|
; CHECK-NOT: li
|
|
; CHECK: cmpw {{c?r?(0, )?}}r3, r4
|
|
; CHECK-NEXT: setb r3, cr0
|
|
; CHECK-NOT: cntlzw
|
|
; CHECK-NOT: srwi
|
|
; CHECK-NOT: xori
|
|
; CHECK-NOT: isel
|
|
; CHECK: blr
|
|
; CHECK-PWR8-LABEL: setbsw1
|
|
; CHECK-PWR8-DAG: cntlzw
|
|
; CHECK-PWR8-DAG: cmpw
|
|
; CHECK-PWR8-DAG: srwi
|
|
; CHECK-PWR8-DAG: xori
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: blr
|
|
}
|
|
|
|
; select_cc lhs, rhs, -1, (zext (setcc rhs, lhs, setne)), setgt
|
|
define i64 @setbsw2(i32 %a, i32 %b) {
|
|
%t1 = icmp sgt i32 %b, %a
|
|
%t2 = icmp ne i32 %a, %b
|
|
%t3 = zext i1 %t2 to i64
|
|
%t4 = select i1 %t1, i64 -1, i64 %t3
|
|
ret i64 %t4
|
|
; CHECK-LABEL: setbsw2:
|
|
; CHECK-NOT: xor
|
|
; CHECK-NOT: li
|
|
; CHECK: cmpw {{c?r?(0, )?}}r3, r4
|
|
; CHECK-NEXT: setb r3, cr0
|
|
; CHECK-NOT: cntlzw
|
|
; CHECK-NOT: srwi
|
|
; CHECK-NOT: xori
|
|
; CHECK-NOT: isel
|
|
; CHECK: blr
|
|
; CHECK-PWR8-LABEL: setbsw2
|
|
; CHECK-PWR8-DAG: cntlzw
|
|
; CHECK-PWR8-DAG: cmpw
|
|
; CHECK-PWR8-DAG: srwi
|
|
; CHECK-PWR8-DAG: xori
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: blr
|
|
}
|
|
|
|
; select_cc lhs, rhs, 0, (select_cc rhs, lhs, -1, 1, setgt), seteq
|
|
define i64 @setbsw3(i32 %a, i32 %b) {
|
|
%t1 = icmp eq i32 %a, %b
|
|
%t2 = icmp sgt i32 %b, %a
|
|
%t3 = select i1 %t2, i64 -1, i64 1
|
|
%t4 = select i1 %t1, i64 0, i64 %t3
|
|
ret i64 %t4
|
|
; CHECK-LABEL: setbsw3:
|
|
; CHECK-NOT: li
|
|
; CHECK: cmpw {{c?r?(0, )?}}r3, r4
|
|
; CHECK-NEXT: setb r3, cr0
|
|
; CHECK-NOT: isel
|
|
; CHECK-NOT: cmplw
|
|
; CHECK-NOT: isel
|
|
; CHECK: blr
|
|
; CHECK-PWR8-LABEL: setbsw3
|
|
; CHECK-PWR8: cmpw
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: cmplw
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: blr
|
|
}
|
|
|
|
; select_cc lhs, rhs, -1, (zext (setcc rhs, lhs, setne)), setlt
|
|
define i64 @setbsh1(i16 signext %a, i16 signext %b) {
|
|
%t1 = icmp slt i16 %a, %b
|
|
%t2 = icmp ne i16 %b, %a
|
|
%t3 = zext i1 %t2 to i64
|
|
%t4 = select i1 %t1, i64 -1, i64 %t3
|
|
ret i64 %t4
|
|
; CHECK-LABEL: setbsh1:
|
|
; CHECK-NOT: xor
|
|
; CHECK-NOT: li
|
|
; CHECK: cmpw {{c?r?(0, )?}}r3, r4
|
|
; CHECK-NEXT: setb r3, cr0
|
|
; CHECK-NOT: cntlzw
|
|
; CHECK-NOT: srwi
|
|
; CHECK-NOT: xori
|
|
; CHECK-NOT: isel
|
|
; CHECK: blr
|
|
; CHECK-PWR8-LABEL: setbsh1
|
|
; CHECK-PWR8-DAG: cntlzw
|
|
; CHECK-PWR8-DAG: cmpw
|
|
; CHECK-PWR8-DAG: srwi
|
|
; CHECK-PWR8-DAG: xori
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: blr
|
|
}
|
|
|
|
; select_cc lhs, rhs, -1, (zext (setcc lhs, rhs, setne)), setgt
|
|
define i64 @setbsh2(i16 signext %a, i16 signext %b) {
|
|
%t1 = icmp sgt i16 %b, %a
|
|
%t2 = icmp ne i16 %b, %a
|
|
%t3 = zext i1 %t2 to i64
|
|
%t4 = select i1 %t1, i64 -1, i64 %t3
|
|
ret i64 %t4
|
|
; CHECK-LABEL: setbsh2:
|
|
; CHECK-NOT: xor
|
|
; CHECK-NOT: li
|
|
; CHECK: cmpw {{c?r?(0, )?}}r3, r4
|
|
; CHECK-NEXT: setb r3, cr0
|
|
; CHECK-NOT: cntlzw
|
|
; CHECK-NOT: srwi
|
|
; CHECK-NOT: xori
|
|
; CHECK-NOT: isel
|
|
; CHECK: blr
|
|
; CHECK-PWR8-LABEL: setbsh2
|
|
; CHECK-PWR8-DAG: cmpw
|
|
; CHECK-PWR8-DAG: cntlzw
|
|
; CHECK-PWR8-DAG: srwi
|
|
; CHECK-PWR8-DAG: xori
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: blr
|
|
}
|
|
|
|
; select_cc lhs, rhs, -1, (zext (setcc lhs, rhs, setgt)), setlt
|
|
define i64 @setbsc1(i8 %a, i8 %b) {
|
|
%t1 = icmp slt i8 %a, %b
|
|
%t2 = icmp sgt i8 %a, %b
|
|
%t3 = zext i1 %t2 to i64
|
|
%t4 = select i1 %t1, i64 -1, i64 %t3
|
|
ret i64 %t4
|
|
; CHECK-LABEL: setbsc1:
|
|
; CHECK-DAG: extsb [[RA:r[0-9]+]], r3
|
|
; CHECK-DAG: extsb [[RB:r[0-9]+]], r4
|
|
; CHECK-NOT: li
|
|
; CHECK-NOT: sub
|
|
; CHECK: cmpw {{c?r?(0, )?}}[[RA]], [[RB]]
|
|
; CHECK-NEXT: setb r3, cr0
|
|
; CHECK-NOT: rldicl
|
|
; CHECK-NOT: isel
|
|
; CHECK: blr
|
|
; CHECK-PWR8-LABEL: setbsc1
|
|
; CHECK-PWR8-DAG: extsb
|
|
; CHECK-PWR8-DAG: extsb
|
|
; CHECK-PWR8-DAG: extsw
|
|
; CHECK-PWR8-DAG: extsw
|
|
; CHECK-PWR8-DAG: cmpw
|
|
; CHECK-PWR8-DAG: rldicl
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: blr
|
|
}
|
|
|
|
; select_cc lhs, rhs, -1, (zext (setcc rhs, lhs, setgt)), setgt
|
|
define i64 @setbsc2(i8 %a, i8 %b) {
|
|
%t1 = icmp sgt i8 %b, %a
|
|
%t2 = icmp sgt i8 %a, %b
|
|
%t3 = zext i1 %t2 to i64
|
|
%t4 = select i1 %t1, i64 -1, i64 %t3
|
|
ret i64 %t4
|
|
; CHECK-LABEL: setbsc2:
|
|
; CHECK-DAG: extsb [[RA:r[0-9]+]], r3
|
|
; CHECK-DAG: extsb [[RB:r[0-9]+]], r4
|
|
; CHECK-NOT: li
|
|
; CHECK-NOT: sub
|
|
; CHECK: cmpw {{c?r?(0, )?}}[[RA]], [[RB]]
|
|
; CHECK-NEXT: setb r3, cr0
|
|
; CHECK-NOT: rldicl
|
|
; CHECK-NOT: isel
|
|
; CHECK: blr
|
|
; CHECK-PWR8-LABEL: setbsc2
|
|
; CHECK-PWR8-DAG: extsb
|
|
; CHECK-PWR8-DAG: extsb
|
|
; CHECK-PWR8-DAG: extsw
|
|
; CHECK-PWR8-DAG: extsw
|
|
; CHECK-PWR8-DAG: cmpw
|
|
; CHECK-PWR8-DAG: rldicl
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: blr
|
|
}
|
|
|
|
; select_cc lhs, rhs, -1, (zext (setcc rhs, lhs, setlt)), setlt
|
|
define i64 @setbsc3(i4 %a, i4 %b) {
|
|
%t1 = icmp slt i4 %a, %b
|
|
%t2 = icmp slt i4 %b, %a
|
|
%t3 = zext i1 %t2 to i64
|
|
%t4 = select i1 %t1, i64 -1, i64 %t3
|
|
ret i64 %t4
|
|
; CHECK-LABEL: setbsc3:
|
|
; CHECK-DAG: slwi [[RA:r[0-9]+]], r3, 28
|
|
; CHECK-DAG: slwi [[RB:r[0-9]+]], r4, 28
|
|
; CHECK-NOT: li
|
|
; CHECK-DAG: srawi [[RA1:r[0-9]+]], [[RA]], 28
|
|
; CHECK-DAG: srawi [[RB1:r[0-9]+]], [[RB]], 28
|
|
; CHECK-NOT: sub
|
|
; CHECK: cmpw {{c?r?(0, )?}}[[RA1]], [[RB1]]
|
|
; CHECK-NEXT: setb r3, cr0
|
|
; CHECK-NOT: rldicl
|
|
; CHECK-NOT: isel
|
|
; CHECK: blr
|
|
; CHECK-PWR8-LABEL: setbsc3
|
|
; CHECK-PWR8-DAG: slwi
|
|
; CHECK-PWR8-DAG: slwi
|
|
; CHECK-PWR8-DAG: srawi
|
|
; CHECK-PWR8-DAG: srawi
|
|
; CHECK-PWR8-DAG: extsw
|
|
; CHECK-PWR8-DAG: extsw
|
|
; CHECK-PWR8-DAG: cmpw
|
|
; CHECK-PWR8-DAG: rldicl
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: blr
|
|
}
|
|
|
|
; Test with unsigned integer type i64/i32/i16/i8 for input parameter
|
|
|
|
; select_cc lhs, rhs, -1, (zext (setcc lhs, rhs, setult)), setugt
|
|
define i64 @setbud1(i64 %a, i64 %b) {
|
|
%t1 = icmp ugt i64 %b, %a
|
|
%t2 = icmp ult i64 %b, %a
|
|
%t3 = zext i1 %t2 to i64
|
|
%t4 = select i1 %t1, i64 -1, i64 %t3
|
|
ret i64 %t4
|
|
; CHECK-LABEL: setbud1:
|
|
; CHECK-NOT: li
|
|
; CHECK: cmpld {{c?r?(0, )?}}r3, r4
|
|
; CHECK-NEXT: setb r3, cr0
|
|
; CHECK-NOT: subc
|
|
; CHECK-NOT: subfe
|
|
; CHECK-NOT: neg
|
|
; CHECK-NOT: isel
|
|
; CHECK: blr
|
|
; CHECK-PWR8-LABEL: setbud1
|
|
; CHECK-PWR8-DAG: subc
|
|
; CHECK-PWR8-DAG: subfe
|
|
; CHECK-PWR8-DAG: cmpld
|
|
; CHECK-PWR8-DAG: neg
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: blr
|
|
}
|
|
|
|
; select_cc lhs, rhs, 1, (sext (setcc lhs, rhs, setne)), setugt
|
|
define i64 @setbud2(i64 %a, i64 %b) {
|
|
%t1 = icmp ugt i64 %a, %b
|
|
%t2 = icmp ne i64 %a, %b
|
|
%t3 = sext i1 %t2 to i64
|
|
%t4 = select i1 %t1, i64 1, i64 %t3
|
|
ret i64 %t4
|
|
; CHECK-LABEL: setbud2:
|
|
; CHECK-NOT: xor
|
|
; CHECK-NOT: li
|
|
; CHECK: cmpld {{c?r?(0, )?}}r3, r4
|
|
; CHECK-NEXT: setb r3, cr0
|
|
; CHECK-NOT: subfic
|
|
; CHECK-NOT: subfe
|
|
; CHECK-NOT: isel
|
|
; CHECK: blr
|
|
; CHECK-PWR8-LABEL: setbud2
|
|
; CHECK-PWR8-DAG: cmpld
|
|
; CHECK-PWR8-DAG: subfic
|
|
; CHECK-PWR8-DAG: subfe
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: blr
|
|
}
|
|
|
|
; select_cc lhs, rhs, 0, (select_cc lhs, rhs, -1, 1, setugt), seteq
|
|
define i64 @setbud3(i64 %a, i64 %b) {
|
|
%t1 = icmp eq i64 %b, %a
|
|
%t2 = icmp ugt i64 %b, %a
|
|
%t3 = select i1 %t2, i64 -1, i64 1
|
|
%t4 = select i1 %t1, i64 0, i64 %t3
|
|
ret i64 %t4
|
|
; CHECK-LABEL: setbud3:
|
|
; CHECK-NOT: li
|
|
; CHECK: cmpld {{c?r?(0, )?}}r3, r4
|
|
; CHECK-NEXT: setb r3, cr0
|
|
; CHECK-NOT: li
|
|
; CHECK-NOT: isel
|
|
; CHECK: blr
|
|
; CHECK-PWR8-LABEL: setbud3
|
|
; CHECK-PWR8-DAG: cmpld
|
|
; CHECK-PWR8-DAG: li
|
|
; CHECK-PWR8-DAG: li
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: blr
|
|
}
|
|
|
|
; select_cc lhs, rhs, 1, (sext (setcc rhs, lhs, setne)), setult
|
|
define i64 @setbuw1(i32 %a, i32 %b) {
|
|
%t1 = icmp ult i32 %b, %a
|
|
%t2 = icmp ne i32 %a, %b
|
|
%t3 = sext i1 %t2 to i64
|
|
%t4 = select i1 %t1, i64 1, i64 %t3
|
|
ret i64 %t4
|
|
; CHECK-LABEL: setbuw1:
|
|
; CHECK-NOT: xor
|
|
; CHECK-NOT: li
|
|
; CHECK: cmplw {{c?r?(0, )?}}r3, r4
|
|
; CHECK-NEXT: setb r3, cr0
|
|
; CHECK-NOT: cntlzw
|
|
; CHECK-NOT: srwi
|
|
; CHECK-NOT: xori
|
|
; CHECK-NOT: neg
|
|
; CHECK-NOT: isel
|
|
; CHECK: blr
|
|
; CHECK-PWR8-LABEL: setbuw1
|
|
; CHECK-PWR8-DAG: cntlzw
|
|
; CHECK-PWR8-DAG: cmplw
|
|
; CHECK-PWR8-DAG: srwi
|
|
; CHECK-PWR8-DAG: xori
|
|
; CHECK-PWR8-DAG: neg
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: blr
|
|
}
|
|
|
|
; select_cc lhs, rhs, 1, (sext (setcc rhs, lhs, setne)), setugt
|
|
define i64 @setbuw2(i32 %a, i32 %b) {
|
|
%t1 = icmp ugt i32 %a, %b
|
|
%t2 = icmp ne i32 %b, %a
|
|
%t3 = sext i1 %t2 to i64
|
|
%t4 = select i1 %t1, i64 1, i64 %t3
|
|
ret i64 %t4
|
|
; CHECK-LABEL: setbuw2:
|
|
; CHECK-NOT: xor
|
|
; CHECK-NOT: li
|
|
; CHECK: cmplw {{c?r?(0, )?}}r3, r4
|
|
; CHECK-NEXT: setb r3, cr0
|
|
; CHECK-NOT: cntlzw
|
|
; CHECK-NOT: srwi
|
|
; CHECK-NOT: xori
|
|
; CHECK-NOT: neg
|
|
; CHECK-NOT: isel
|
|
; CHECK: blr
|
|
; CHECK-PWR8-LABEL: setbuw2
|
|
; CHECK-PWR8-DAG: cntlzw
|
|
; CHECK-PWR8-DAG: cmplw
|
|
; CHECK-PWR8-DAG: srwi
|
|
; CHECK-PWR8-DAG: xori
|
|
; CHECK-PWR8-DAG: neg
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: blr
|
|
}
|
|
|
|
; select_cc lhs, rhs, 1, (sext (setcc lhs, rhs, setne)), setult
|
|
define i64 @setbuh(i16 %a, i16 %b) {
|
|
%t1 = icmp ult i16 %b, %a
|
|
%t2 = icmp ne i16 %b, %a
|
|
%t3 = sext i1 %t2 to i64
|
|
%t4 = select i1 %t1, i64 1, i64 %t3
|
|
ret i64 %t4
|
|
; CHECK-LABEL: setbuh:
|
|
; CHECK-DAG: clrlwi [[RA:r[0-9]+]], r3, 16
|
|
; CHECK-DAG: clrlwi [[RB:r[0-9]+]], r4, 16
|
|
; CHECK-NOT: li
|
|
; CHECK-NOT: xor
|
|
; CHECK: cmplw {{c?r?(0, )?}}[[RA]], [[RB]]
|
|
; CHECK-NEXT: setb r3, cr0
|
|
; CHECK-NOT: cntlzw
|
|
; CHECK-NOT: srwi
|
|
; CHECK-NOT: xori
|
|
; CHECK-NOT: neg
|
|
; CHECK-NOT: isel
|
|
; CHECK: blr
|
|
; CHECK-PWR8-LABEL: setbuh
|
|
; CHECK-PWR8: clrlwi
|
|
; CHECK-PWR8: clrlwi
|
|
; CHECK-PWR8-DAG: cmplw
|
|
; CHECK-PWR8-DAG: cntlzw
|
|
; CHECK-PWR8: srwi
|
|
; CHECK-PWR8: xori
|
|
; CHECK-PWR8: neg
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: blr
|
|
}
|
|
|
|
; select_cc lhs, rhs, 1, (sext (setcc lhs, rhs, setult)), setugt
|
|
define i64 @setbuc(i8 %a, i8 %b) {
|
|
%t1 = icmp ugt i8 %a, %b
|
|
%t2 = icmp ult i8 %a, %b
|
|
%t3 = sext i1 %t2 to i64
|
|
%t4 = select i1 %t1, i64 1, i64 %t3
|
|
ret i64 %t4
|
|
; CHECK-LABEL: setbuc:
|
|
; CHECK-DAG: clrlwi [[RA:r[0-9]+]], r3, 24
|
|
; CHECK-DAG: clrlwi [[RB:r[0-9]+]], r4, 24
|
|
; CHECK-NOT: li
|
|
; CHECK-NOT: clrldi
|
|
; CHECK: cmplw {{c?r?(0, )?}}[[RA]], [[RB]]
|
|
; CHECK-NEXT: setb r3, cr0
|
|
; CHECK-NOT: sub
|
|
; CHECK-NOT: sradi
|
|
; CHECK-NOT: isel
|
|
; CHECK: blr
|
|
; CHECK-PWR8-LABEL: setbuc
|
|
; CHECK-PWR8: clrlwi
|
|
; CHECK-PWR8: clrlwi
|
|
; CHECK-PWR8-DAG: clrldi
|
|
; CHECK-PWR8-DAG: clrldi
|
|
; CHECK-PWR8-DAG: cmplw
|
|
; CHECK-PWR8: sradi
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: blr
|
|
}
|
|
|
|
; Test with float/double/float128 for input parameter
|
|
|
|
; select_cc lhs, rhs, -1, (zext (setcc rhs, lhs, setlt)), setlt
|
|
define i64 @setbf1(float %a, float %b) {
|
|
%t1 = fcmp nnan olt float %a, %b
|
|
%t2 = fcmp nnan olt float %b, %a
|
|
%t3 = zext i1 %t2 to i64
|
|
%t4 = select i1 %t1, i64 -1, i64 %t3
|
|
ret i64 %t4
|
|
; CHECK-LABEL: setbf1:
|
|
; CHECK-NOT: li
|
|
; CHECK: fcmpu cr0, f1, f2
|
|
; CHECK-NEXT: setb r3, cr0
|
|
; CHECK-NOT: isel
|
|
; CHECK-NOT: li
|
|
; CHECK: blr
|
|
; CHECK-PWR8-LABEL: setbf1
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: blr
|
|
}
|
|
|
|
; select_cc lhs, rhs, -1, (zext (setcc lhs, rhs, setlt)), setgt
|
|
define i64 @setbf2(float %a, float %b) {
|
|
%t1 = fcmp nnan ogt float %b, %a
|
|
%t2 = fcmp nnan olt float %b, %a
|
|
%t3 = zext i1 %t2 to i64
|
|
%t4 = select i1 %t1, i64 -1, i64 %t3
|
|
ret i64 %t4
|
|
; CHECK-LABEL: setbf2:
|
|
; CHECK-NOT: li
|
|
; CHECK: fcmpu cr0, f1, f2
|
|
; CHECK-NEXT: setb r3, cr0
|
|
; CHECK-NOT: isel
|
|
; CHECK-NOT: li
|
|
; CHECK: blr
|
|
; CHECK-PWR8-LABEL: setbf2
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: blr
|
|
}
|
|
|
|
; select_cc lhs, rhs, 0, (select_cc lhs, rhs, -1, 1, setgt), seteq
|
|
define i64 @setbdf1(double %a, double %b) {
|
|
%t1 = fcmp nnan oeq double %b, %a
|
|
%t2 = fcmp nnan ogt double %b, %a
|
|
%t3 = select i1 %t2, i64 -1, i64 1
|
|
%t4 = select i1 %t1, i64 0, i64 %t3
|
|
ret i64 %t4
|
|
; CHECK-LABEL: setbdf1:
|
|
; CHECK: xscmpudp cr0, f1, f2
|
|
; CHECK-NEXT: setb r3, cr0
|
|
; CHECK-NOT: li
|
|
; CHECK-NOT: isel
|
|
; CHECK: blr
|
|
; CHECK-PWR8-LABEL: setbdf1
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: blr
|
|
}
|
|
|
|
; select_cc lhs, rhs, 1, (sext (setcc lhs, rhs, setgt)), setlt
|
|
define i64 @setbdf2(double %a, double %b) {
|
|
%t1 = fcmp nnan olt double %b, %a
|
|
%t2 = fcmp nnan ogt double %b, %a
|
|
%t3 = sext i1 %t2 to i64
|
|
%t4 = select i1 %t1, i64 1, i64 %t3
|
|
ret i64 %t4
|
|
; CHECK-LABEL: setbdf2:
|
|
; CHECK-NOT: fcmpu
|
|
; CHECK-NOT: li
|
|
; CHECK: xscmpudp cr0, f1, f2
|
|
; CHECK-NEXT: setb r3, cr0
|
|
; CHECK-NOT: li
|
|
; CHECK-NOT: isel
|
|
; CHECK: blr
|
|
; CHECK-PWR8-LABEL: setbdf2
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: blr
|
|
}
|
|
|
|
define i64 @setbf128(fp128 %a, fp128 %b) {
|
|
%t1 = fcmp nnan ogt fp128 %a, %b
|
|
%t2 = fcmp nnan olt fp128 %a, %b
|
|
%t3 = sext i1 %t2 to i64
|
|
%t4 = select i1 %t1, i64 1, i64 %t3
|
|
ret i64 %t4
|
|
; CHECK-LABEL: setbf128:
|
|
; CHECK-NOT: li
|
|
; CHECK: xscmpuqp cr0, v2, v3
|
|
; CHECK-NEXT: setb r3, cr0
|
|
; CHECK-NOT: isel
|
|
; CHECK-NOT: li
|
|
; CHECK: blr
|
|
; CHECK-PWR8-LABEL: setbf128
|
|
; CHECK-PWR8: isel
|
|
; CHECK-PWR8: blr
|
|
}
|
|
|
|
; Some cases we can't leverage setb
|
|
|
|
define i64 @setbn1(i64 %a, i64 %b) {
|
|
%t1 = icmp slt i64 %a, %b
|
|
%t2 = icmp eq i64 %a, %b
|
|
%t3 = zext i1 %t2 to i64
|
|
%t4 = select i1 %t1, i64 -1, i64 %t3
|
|
ret i64 %t4
|
|
; CHECK-LABEL: setbn1:
|
|
; CHECK-NOT: {{\<setb\>}}
|
|
; CHECK: isel
|
|
; CHECK: blr
|
|
}
|
|
|
|
define i64 @setbn2(double %a, double %b) {
|
|
%t1 = fcmp olt double %a, %b
|
|
%t2 = fcmp one double %a, %b
|
|
%t3 = zext i1 %t2 to i64
|
|
%t4 = select i1 %t1, i64 -1, i64 %t3
|
|
ret i64 %t4
|
|
; CHECK-LABEL: setbn2:
|
|
; CHECK-NOT: {{\<setb\>}}
|
|
; CHECK: isel
|
|
; CHECK: blr
|
|
}
|
|
|
|
define i64 @setbn3(float %a, float %b) {
|
|
%t1 = fcmp ult float %a, %b
|
|
%t2 = fcmp une float %a, %b
|
|
%t3 = zext i1 %t2 to i64
|
|
%t4 = select i1 %t1, i64 -1, i64 %t3
|
|
ret i64 %t4
|
|
; CHECK-LABEL: setbn3:
|
|
; CHECK-NOT: {{\<setb\>}}
|
|
; CHECK: isel
|
|
; CHECK: blr
|
|
}
|