llvm-project/llvm/test/CodeGen/PowerPC/testComparesiltsi.ll

86 lines
2.7 KiB
LLVM

; RUN: llc -verify-machineinstrs -mtriple=powerpc64-unknown-linux-gnu -O2 \
; RUN: -ppc-gpr-icmps=all -ppc-asm-full-reg-names -mcpu=pwr8 < %s | FileCheck %s \
; RUN: --implicit-check-not cmpw --implicit-check-not cmpd --implicit-check-not cmpl
; RUN: llc -verify-machineinstrs -mtriple=powerpc64le-unknown-linux-gnu -O2 \
; RUN: -ppc-gpr-icmps=all -ppc-asm-full-reg-names -mcpu=pwr8 < %s | FileCheck %s \
; RUN: --implicit-check-not cmpw --implicit-check-not cmpd --implicit-check-not cmpl
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
@glob = common local_unnamed_addr global i32 0, align 4
; Function Attrs: norecurse nounwind readnone
define signext i32 @test_iltsi(i32 signext %a, i32 signext %b) {
; CHECK-LABEL: test_iltsi:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: sub [[REG:r[0-9]+]], r3, r4
; CHECK-NEXT: rldicl r3, [[REG]], 1, 63
; CHECK-NEXT: blr
entry:
%cmp = icmp slt i32 %a, %b
%conv = zext i1 %cmp to i32
ret i32 %conv
}
; Function Attrs: norecurse nounwind readnone
define signext i32 @test_iltsi_sext(i32 signext %a, i32 signext %b) {
; CHECK-LABEL: test_iltsi_sext:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: sub [[REG:r[0-9]+]], r3, r4
; CHECK-NEXT: sradi r3, [[REG]], 63
; CHECK-NEXT: blr
entry:
%cmp = icmp slt i32 %a, %b
%sub = sext i1 %cmp to i32
ret i32 %sub
}
; Function Attrs: norecurse nounwind readnone
define signext i32 @test_iltsi_sext_z(i32 signext %a) {
; CHECK-LABEL: test_iltsi_sext_z:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: srawi r3, r3, 31
; CHECK-NEXT: blr
entry:
%cmp = icmp slt i32 %a, 0
%sub = sext i1 %cmp to i32
ret i32 %sub
}
; Function Attrs: norecurse nounwind
define void @test_iltsi_store(i32 signext %a, i32 signext %b) {
; CHECK-LABEL: test_iltsi_store:
; CHECK: # %bb.0: # %entry
; CHECK: sub [[REG:r[0-9]+]], r3, r4
; CHECK: rldicl {{r[0-9]+}}, [[REG]], 1, 63
entry:
%cmp = icmp slt i32 %a, %b
%conv = zext i1 %cmp to i32
store i32 %conv, i32* @glob, align 4
ret void
}
; Function Attrs: norecurse nounwind
define void @test_iltsi_sext_store(i32 signext %a, i32 signext %b) {
; CHECK-LABEL: test_iltsi_sext_store:
; CHECK: # %bb.0: # %entry
; CHECK: sub [[REG:r[0-9]+]], r3, r4
; CHECK: sradi {{r[0-9]+}}, [[REG]], 63
entry:
%cmp = icmp slt i32 %a, %b
%sub = sext i1 %cmp to i32
store i32 %sub, i32* @glob, align 4
ret void
}
; Function Attrs: norecurse nounwind
define void @test_iltsi_sext_z_store(i32 signext %a) {
; CHECK-LABEL: test_iltsi_sext_z_store:
; CHECK: srawi {{r[0-9]+}}, r3, 31
; CHECK: blr
entry:
%cmp = icmp slt i32 %a, 0
%sub = sext i1 %cmp to i32
store i32 %sub, i32* @glob, align 4
ret void
}