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8d9d580ae9
This reverts commit 1eda5453f2dcc9a9a4b4578fe74163c529974503. Causes https://crbug.com/1223647: Incompatible argument and return types for 'returned' attribute tail call void @llvm.memset.p0i8.i64(i8* noalias noundef returned writeonly align 1 dereferenceable(255) %arraydecay, i8 0, i64 255, i1 false), !dbg !985
276 lines
10 KiB
LLVM
276 lines
10 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; Test that the exp2 library call simplifier works correctly.
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;
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; RUN: opt < %s -instcombine -S -mtriple=unknown | FileCheck %s -check-prefixes=LDEXP32
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; RUN: opt < %s -instcombine -S -mtriple=msp430 | FileCheck %s -check-prefixes=LDEXP16
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; RUN: opt < %s -instcombine -S -mtriple=i386-pc-win32 | FileCheck %s -check-prefixes=NOLDEXPF
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; RUN: opt < %s -instcombine -S -mtriple=amdgcn-unknown-unknown | FileCheck %s -check-prefixes=NOLDEXP
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target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
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declare double @exp2(double)
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declare float @exp2f(float)
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; Check exp2(sitofp(x)) -> ldexp(1.0, sext(x)).
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define double @test_simplify1(i32 %x) {
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; LDEXP32-LABEL: @test_simplify1(
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; LDEXP32-NEXT: [[LDEXP:%.*]] = call double @ldexp(double 1.000000e+00, i32 [[X:%.*]])
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; LDEXP32-NEXT: ret double [[LDEXP]]
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;
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; LDEXP16-LABEL: @test_simplify1(
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; LDEXP16-NEXT: [[CONV:%.*]] = sitofp i32 [[X:%.*]] to double
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; LDEXP16-NEXT: [[RET:%.*]] = call double @exp2(double [[CONV]])
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; LDEXP16-NEXT: ret double [[RET]]
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;
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; NOLDEXPF-LABEL: @test_simplify1(
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; NOLDEXPF-NEXT: [[LDEXP:%.*]] = call double @ldexp(double 1.000000e+00, i32 [[X:%.*]])
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; NOLDEXPF-NEXT: ret double [[LDEXP]]
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;
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; NOLDEXP-LABEL: @test_simplify1(
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; NOLDEXP-NEXT: [[CONV:%.*]] = sitofp i32 [[X:%.*]] to double
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; NOLDEXP-NEXT: [[RET:%.*]] = call double @exp2(double [[CONV]])
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; NOLDEXP-NEXT: ret double [[RET]]
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;
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%conv = sitofp i32 %x to double
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%ret = call double @exp2(double %conv)
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ret double %ret
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}
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define double @test_simplify2(i16 signext %x) {
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; LDEXP32-LABEL: @test_simplify2(
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; LDEXP32-NEXT: [[TMP1:%.*]] = sext i16 [[X:%.*]] to i32
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; LDEXP32-NEXT: [[LDEXP:%.*]] = call double @ldexp(double 1.000000e+00, i32 [[TMP1]])
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; LDEXP32-NEXT: ret double [[LDEXP]]
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;
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; LDEXP16-LABEL: @test_simplify2(
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; LDEXP16-NEXT: [[LDEXP:%.*]] = call double @ldexp(double 1.000000e+00, i16 [[X:%.*]])
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; LDEXP16-NEXT: ret double [[LDEXP]]
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;
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; NOLDEXPF-LABEL: @test_simplify2(
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; NOLDEXPF-NEXT: [[TMP1:%.*]] = sext i16 [[X:%.*]] to i32
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; NOLDEXPF-NEXT: [[LDEXP:%.*]] = call double @ldexp(double 1.000000e+00, i32 [[TMP1]])
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; NOLDEXPF-NEXT: ret double [[LDEXP]]
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;
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; NOLDEXP-LABEL: @test_simplify2(
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; NOLDEXP-NEXT: [[CONV:%.*]] = sitofp i16 [[X:%.*]] to double
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; NOLDEXP-NEXT: [[RET:%.*]] = call double @exp2(double [[CONV]])
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; NOLDEXP-NEXT: ret double [[RET]]
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;
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%conv = sitofp i16 %x to double
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%ret = call double @exp2(double %conv)
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ret double %ret
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}
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define double @test_simplify3(i8 signext %x) {
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; LDEXP32-LABEL: @test_simplify3(
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; LDEXP32-NEXT: [[TMP1:%.*]] = sext i8 [[X:%.*]] to i32
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; LDEXP32-NEXT: [[LDEXP:%.*]] = call double @ldexp(double 1.000000e+00, i32 [[TMP1]])
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; LDEXP32-NEXT: ret double [[LDEXP]]
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;
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; LDEXP16-LABEL: @test_simplify3(
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; LDEXP16-NEXT: [[TMP1:%.*]] = sext i8 [[X:%.*]] to i16
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; LDEXP16-NEXT: [[LDEXP:%.*]] = call double @ldexp(double 1.000000e+00, i16 [[TMP1]])
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; LDEXP16-NEXT: ret double [[LDEXP]]
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;
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; NOLDEXPF-LABEL: @test_simplify3(
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; NOLDEXPF-NEXT: [[TMP1:%.*]] = sext i8 [[X:%.*]] to i32
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; NOLDEXPF-NEXT: [[LDEXP:%.*]] = call double @ldexp(double 1.000000e+00, i32 [[TMP1]])
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; NOLDEXPF-NEXT: ret double [[LDEXP]]
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;
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; NOLDEXP-LABEL: @test_simplify3(
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; NOLDEXP-NEXT: [[CONV:%.*]] = sitofp i8 [[X:%.*]] to double
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; NOLDEXP-NEXT: [[RET:%.*]] = call double @exp2(double [[CONV]])
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; NOLDEXP-NEXT: ret double [[RET]]
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;
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%conv = sitofp i8 %x to double
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%ret = call double @exp2(double %conv)
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ret double %ret
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}
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define float @test_simplify4(i32 %x) {
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; LDEXP32-LABEL: @test_simplify4(
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; LDEXP32-NEXT: [[LDEXPF:%.*]] = call float @ldexpf(float 1.000000e+00, i32 [[X:%.*]])
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; LDEXP32-NEXT: ret float [[LDEXPF]]
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;
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; LDEXP16-LABEL: @test_simplify4(
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; LDEXP16-NEXT: [[CONV:%.*]] = sitofp i32 [[X:%.*]] to float
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; LDEXP16-NEXT: [[RET:%.*]] = call float @exp2f(float [[CONV]])
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; LDEXP16-NEXT: ret float [[RET]]
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;
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; NOLDEXPF-LABEL: @test_simplify4(
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; NOLDEXPF-NEXT: [[CONV:%.*]] = sitofp i32 [[X:%.*]] to float
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; NOLDEXPF-NEXT: [[RET:%.*]] = call float @exp2f(float [[CONV]])
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; NOLDEXPF-NEXT: ret float [[RET]]
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;
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; NOLDEXP-LABEL: @test_simplify4(
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; NOLDEXP-NEXT: [[CONV:%.*]] = sitofp i32 [[X:%.*]] to float
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; NOLDEXP-NEXT: [[RET:%.*]] = call float @exp2f(float [[CONV]])
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; NOLDEXP-NEXT: ret float [[RET]]
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;
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%conv = sitofp i32 %x to float
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%ret = call float @exp2f(float %conv)
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ret float %ret
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}
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; Check exp2(uitofp(x)) -> ldexp(1.0, zext(x)).
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define double @test_no_simplify1(i32 %x) {
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; LDEXP32-LABEL: @test_no_simplify1(
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; LDEXP32-NEXT: [[CONV:%.*]] = uitofp i32 [[X:%.*]] to double
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; LDEXP32-NEXT: [[RET:%.*]] = call double @exp2(double [[CONV]])
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; LDEXP32-NEXT: ret double [[RET]]
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;
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; LDEXP16-LABEL: @test_no_simplify1(
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; LDEXP16-NEXT: [[CONV:%.*]] = uitofp i32 [[X:%.*]] to double
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; LDEXP16-NEXT: [[RET:%.*]] = call double @exp2(double [[CONV]])
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; LDEXP16-NEXT: ret double [[RET]]
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;
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; NOLDEXPF-LABEL: @test_no_simplify1(
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; NOLDEXPF-NEXT: [[CONV:%.*]] = uitofp i32 [[X:%.*]] to double
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; NOLDEXPF-NEXT: [[RET:%.*]] = call double @exp2(double [[CONV]])
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; NOLDEXPF-NEXT: ret double [[RET]]
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;
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; NOLDEXP-LABEL: @test_no_simplify1(
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; NOLDEXP-NEXT: [[CONV:%.*]] = uitofp i32 [[X:%.*]] to double
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; NOLDEXP-NEXT: [[RET:%.*]] = call double @exp2(double [[CONV]])
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; NOLDEXP-NEXT: ret double [[RET]]
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;
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%conv = uitofp i32 %x to double
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%ret = call double @exp2(double %conv)
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ret double %ret
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}
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define double @test_simplify6(i16 zeroext %x) {
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; LDEXP32-LABEL: @test_simplify6(
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; LDEXP32-NEXT: [[TMP1:%.*]] = zext i16 [[X:%.*]] to i32
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; LDEXP32-NEXT: [[LDEXP:%.*]] = call double @ldexp(double 1.000000e+00, i32 [[TMP1]])
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; LDEXP32-NEXT: ret double [[LDEXP]]
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;
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; LDEXP16-LABEL: @test_simplify6(
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; LDEXP16-NEXT: [[CONV:%.*]] = uitofp i16 [[X:%.*]] to double
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; LDEXP16-NEXT: [[RET:%.*]] = call double @exp2(double [[CONV]])
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; LDEXP16-NEXT: ret double [[RET]]
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;
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; NOLDEXPF-LABEL: @test_simplify6(
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; NOLDEXPF-NEXT: [[TMP1:%.*]] = zext i16 [[X:%.*]] to i32
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; NOLDEXPF-NEXT: [[LDEXP:%.*]] = call double @ldexp(double 1.000000e+00, i32 [[TMP1]])
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; NOLDEXPF-NEXT: ret double [[LDEXP]]
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;
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; NOLDEXP-LABEL: @test_simplify6(
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; NOLDEXP-NEXT: [[CONV:%.*]] = uitofp i16 [[X:%.*]] to double
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; NOLDEXP-NEXT: [[RET:%.*]] = call double @exp2(double [[CONV]])
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; NOLDEXP-NEXT: ret double [[RET]]
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;
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%conv = uitofp i16 %x to double
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%ret = call double @exp2(double %conv)
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ret double %ret
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}
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define double @test_simplify7(i8 zeroext %x) {
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; LDEXP32-LABEL: @test_simplify7(
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; LDEXP32-NEXT: [[TMP1:%.*]] = zext i8 [[X:%.*]] to i32
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; LDEXP32-NEXT: [[LDEXP:%.*]] = call double @ldexp(double 1.000000e+00, i32 [[TMP1]])
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; LDEXP32-NEXT: ret double [[LDEXP]]
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;
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; LDEXP16-LABEL: @test_simplify7(
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; LDEXP16-NEXT: [[TMP1:%.*]] = zext i8 [[X:%.*]] to i16
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; LDEXP16-NEXT: [[LDEXP:%.*]] = call double @ldexp(double 1.000000e+00, i16 [[TMP1]])
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; LDEXP16-NEXT: ret double [[LDEXP]]
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;
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; NOLDEXPF-LABEL: @test_simplify7(
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; NOLDEXPF-NEXT: [[TMP1:%.*]] = zext i8 [[X:%.*]] to i32
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; NOLDEXPF-NEXT: [[LDEXP:%.*]] = call double @ldexp(double 1.000000e+00, i32 [[TMP1]])
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; NOLDEXPF-NEXT: ret double [[LDEXP]]
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;
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; NOLDEXP-LABEL: @test_simplify7(
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; NOLDEXP-NEXT: [[CONV:%.*]] = uitofp i8 [[X:%.*]] to double
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; NOLDEXP-NEXT: [[RET:%.*]] = call double @exp2(double [[CONV]])
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; NOLDEXP-NEXT: ret double [[RET]]
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;
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%conv = uitofp i8 %x to double
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%ret = call double @exp2(double %conv)
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ret double %ret
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}
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define float @test_simplify8(i8 zeroext %x) {
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; LDEXP32-LABEL: @test_simplify8(
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; LDEXP32-NEXT: [[TMP1:%.*]] = zext i8 [[X:%.*]] to i32
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; LDEXP32-NEXT: [[LDEXPF:%.*]] = call float @ldexpf(float 1.000000e+00, i32 [[TMP1]])
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; LDEXP32-NEXT: ret float [[LDEXPF]]
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;
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; LDEXP16-LABEL: @test_simplify8(
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; LDEXP16-NEXT: [[TMP1:%.*]] = zext i8 [[X:%.*]] to i16
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; LDEXP16-NEXT: [[LDEXPF:%.*]] = call float @ldexpf(float 1.000000e+00, i16 [[TMP1]])
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; LDEXP16-NEXT: ret float [[LDEXPF]]
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;
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; NOLDEXPF-LABEL: @test_simplify8(
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; NOLDEXPF-NEXT: [[CONV:%.*]] = uitofp i8 [[X:%.*]] to float
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; NOLDEXPF-NEXT: [[RET:%.*]] = call float @exp2f(float [[CONV]])
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; NOLDEXPF-NEXT: ret float [[RET]]
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;
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; NOLDEXP-LABEL: @test_simplify8(
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; NOLDEXP-NEXT: [[CONV:%.*]] = uitofp i8 [[X:%.*]] to float
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; NOLDEXP-NEXT: [[RET:%.*]] = call float @exp2f(float [[CONV]])
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; NOLDEXP-NEXT: ret float [[RET]]
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;
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%conv = uitofp i8 %x to float
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%ret = call float @exp2f(float %conv)
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ret float %ret
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}
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declare double @llvm.exp2.f64(double)
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declare float @llvm.exp2.f32(float)
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define double @test_simplify9(i8 zeroext %x) {
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; LDEXP32-LABEL: @test_simplify9(
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; LDEXP32-NEXT: [[TMP1:%.*]] = zext i8 [[X:%.*]] to i32
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; LDEXP32-NEXT: [[LDEXP:%.*]] = call double @ldexp(double 1.000000e+00, i32 [[TMP1]])
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; LDEXP32-NEXT: ret double [[LDEXP]]
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;
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; LDEXP16-LABEL: @test_simplify9(
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; LDEXP16-NEXT: [[TMP1:%.*]] = zext i8 [[X:%.*]] to i16
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; LDEXP16-NEXT: [[LDEXP:%.*]] = call double @ldexp(double 1.000000e+00, i16 [[TMP1]])
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; LDEXP16-NEXT: ret double [[LDEXP]]
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;
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; NOLDEXPF-LABEL: @test_simplify9(
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; NOLDEXPF-NEXT: [[TMP1:%.*]] = zext i8 [[X:%.*]] to i32
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; NOLDEXPF-NEXT: [[LDEXP:%.*]] = call double @ldexp(double 1.000000e+00, i32 [[TMP1]])
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; NOLDEXPF-NEXT: ret double [[LDEXP]]
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;
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; NOLDEXP-LABEL: @test_simplify9(
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; NOLDEXP-NEXT: [[CONV:%.*]] = uitofp i8 [[X:%.*]] to double
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; NOLDEXP-NEXT: [[RET:%.*]] = call double @llvm.exp2.f64(double [[CONV]])
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; NOLDEXP-NEXT: ret double [[RET]]
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;
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%conv = uitofp i8 %x to double
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%ret = call double @llvm.exp2.f64(double %conv)
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ret double %ret
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}
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define float @test_simplify10(i8 zeroext %x) {
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; LDEXP32-LABEL: @test_simplify10(
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; LDEXP32-NEXT: [[TMP1:%.*]] = zext i8 [[X:%.*]] to i32
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; LDEXP32-NEXT: [[LDEXPF:%.*]] = call float @ldexpf(float 1.000000e+00, i32 [[TMP1]])
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; LDEXP32-NEXT: ret float [[LDEXPF]]
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;
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; LDEXP16-LABEL: @test_simplify10(
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; LDEXP16-NEXT: [[TMP1:%.*]] = zext i8 [[X:%.*]] to i16
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; LDEXP16-NEXT: [[LDEXPF:%.*]] = call float @ldexpf(float 1.000000e+00, i16 [[TMP1]])
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; LDEXP16-NEXT: ret float [[LDEXPF]]
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;
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; NOLDEXPF-LABEL: @test_simplify10(
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; NOLDEXPF-NEXT: [[CONV:%.*]] = uitofp i8 [[X:%.*]] to float
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; NOLDEXPF-NEXT: [[RET:%.*]] = call float @llvm.exp2.f32(float [[CONV]])
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; NOLDEXPF-NEXT: ret float [[RET]]
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;
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; NOLDEXP-LABEL: @test_simplify10(
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; NOLDEXP-NEXT: [[CONV:%.*]] = uitofp i8 [[X:%.*]] to float
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; NOLDEXP-NEXT: [[RET:%.*]] = call float @llvm.exp2.f32(float [[CONV]])
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; NOLDEXP-NEXT: ret float [[RET]]
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;
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%conv = uitofp i8 %x to float
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%ret = call float @llvm.exp2.f32(float %conv)
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ret float %ret
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}
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