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

58 lines
1.8 KiB
LLVM

; XFAIL: *
; RUN: llc -verify-machineinstrs -mtriple=powerpc64-unknown-linux-gnu -O2 \
; RUN: -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-asm-full-reg-names -mcpu=pwr8 < %s | FileCheck %s \
; RUN: --implicit-check-not cmpw --implicit-check-not cmpd --implicit-check-not cmpl
@glob = common local_unnamed_addr global i32 0, align 4
; Function Attrs: norecurse nounwind readnone
define signext i32 @test_iltui(i32 zeroext %a, i32 zeroext %b) {
; CHECK-LABEL: test_iltui:
; CHECK: sub [[REG:r[0-9]+]], r3, r4
; CHECK-NEXT: rldicl r3, [[REG]], 1, 63
; CHECK-NEXT: blr
entry:
%cmp = icmp ult i32 %a, %b
%conv = zext i1 %cmp to i32
ret i32 %conv
}
; Function Attrs: norecurse nounwind readnone
define signext i32 @test_iltui_sext(i32 zeroext %a, i32 zeroext %b) {
; CHECK-LABEL: test_iltui_sext:
; CHECK: sub [[REG:r[0-9]+]], r3, r4
; CHECK-NEXT: sradi r3, [[REG]], 63
; CHECK-NEXT: blr
entry:
%cmp = icmp ult i32 %a, %b
%sub = sext i1 %cmp to i32
ret i32 %sub
}
; Function Attrs: norecurse nounwind
define void @test_iltui_store(i32 zeroext %a, i32 zeroext %b) {
; CHECK-LABEL: test_iltui_store:
; CHECK: sub [[REG:r[2-9]+]], r3, r4
; CHECK: rldicl {{r[0-9]+}}, [[REG]], 1, 63
entry:
%cmp = icmp ult 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_iltui_sext_store(i32 zeroext %a, i32 zeroext %b) {
; CHECK-LABEL: test_iltui_sext_store:
; CHECK: sub [[REG:r[0-9]+]], r3, r4
; CHECK: sradi {{r[0-9]+}}, [[REG]], 63
entry:
%cmp = icmp ult i32 %a, %b
%sub = sext i1 %cmp to i32
store i32 %sub, i32* @glob, align 4
ret void
}