04b944e230
The only interesting test change is in @PR31262, where the following fold is now performed, while it previously was not: https://alive2.llvm.org/ce/z/a5Qmr6 llvm/test/Transforms/InstSimplify/ConstProp/gep.ll has not been updated, because there is a tradeoff between folding and inrange preservation there that we may want to discuss. Updates have been performed using: https://gist.github.com/nikic/98357b71fd67756b0f064c9517b62a34
47 lines
1.4 KiB
LLVM
47 lines
1.4 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
|
|
; RUN: opt < %s -passes=instsimplify -S | FileCheck %s
|
|
|
|
declare float @llvm.powi.f32.i16(float, i16) nounwind readonly
|
|
declare double @llvm.powi.f64.i32(double, i32) nounwind readonly
|
|
declare i32 @llvm.bswap.i32(i32)
|
|
|
|
; A
|
|
define i32 @test_bswap(i32 %a) nounwind {
|
|
; CHECK-LABEL: @test_bswap(
|
|
; CHECK-NEXT: ret i32 [[A:%.*]]
|
|
;
|
|
%tmp2 = tail call i32 @llvm.bswap.i32( i32 %a )
|
|
%tmp4 = tail call i32 @llvm.bswap.i32( i32 %tmp2 )
|
|
ret i32 %tmp4
|
|
}
|
|
|
|
define void @powi(double %V, ptr%P) {
|
|
; CHECK-LABEL: @powi(
|
|
; CHECK-NEXT: store volatile double 1.000000e+00, ptr [[P:%.*]], align 8
|
|
; CHECK-NEXT: store volatile double [[V:%.*]], ptr [[P]], align 8
|
|
; CHECK-NEXT: ret void
|
|
;
|
|
%B = tail call double @llvm.powi.f64.i32(double %V, i32 0) nounwind
|
|
store volatile double %B, ptr %P
|
|
|
|
%C = tail call double @llvm.powi.f64.i32(double %V, i32 1) nounwind
|
|
store volatile double %C, ptr %P
|
|
|
|
ret void
|
|
}
|
|
|
|
define void @powi_i16(float %V, ptr%P) {
|
|
; CHECK-LABEL: @powi_i16(
|
|
; CHECK-NEXT: store volatile float 1.000000e+00, ptr [[P:%.*]], align 4
|
|
; CHECK-NEXT: store volatile float [[V:%.*]], ptr [[P]], align 4
|
|
; CHECK-NEXT: ret void
|
|
;
|
|
%B = tail call float @llvm.powi.f32.i16(float %V, i16 0) nounwind
|
|
store volatile float %B, ptr %P
|
|
|
|
%C = tail call float @llvm.powi.f32.i16(float %V, i16 1) nounwind
|
|
store volatile float %C, ptr %P
|
|
|
|
ret void
|
|
}
|