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ceb5e1418c
These tests should probably go under a separate test file because they should fold with just -constprop, but they're similar to the scalar tests already in here. llvm-svn: 348045
534 lines
14 KiB
LLVM
534 lines
14 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt < %s -instsimplify -S | FileCheck %s
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define float @fadd_undef_op0(float %x) {
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; CHECK-LABEL: @fadd_undef_op0(
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; CHECK-NEXT: ret float 0x7FF8000000000000
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;
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%r = fadd float undef, %x
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ret float %r
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}
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define float @fadd_undef_op1(float %x) {
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; CHECK-LABEL: @fadd_undef_op1(
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; CHECK-NEXT: ret float 0x7FF8000000000000
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;
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%r = fadd float %x, undef
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ret float %r
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}
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define float @fsub_undef_op0(float %x) {
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; CHECK-LABEL: @fsub_undef_op0(
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; CHECK-NEXT: ret float 0x7FF8000000000000
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;
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%r = fsub float undef, %x
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ret float %r
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}
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define float @fsub_undef_op1(float %x) {
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; CHECK-LABEL: @fsub_undef_op1(
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; CHECK-NEXT: ret float 0x7FF8000000000000
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;
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%r = fsub float %x, undef
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ret float %r
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}
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define float @fmul_undef_op0(float %x) {
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; CHECK-LABEL: @fmul_undef_op0(
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; CHECK-NEXT: ret float 0x7FF8000000000000
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;
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%r = fmul float undef, %x
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ret float %r
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}
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define float @fmul_undef_op1(float %x) {
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; CHECK-LABEL: @fmul_undef_op1(
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; CHECK-NEXT: ret float 0x7FF8000000000000
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;
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%r = fmul float %x, undef
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ret float %r
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}
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define float @fdiv_undef_op0(float %x) {
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; CHECK-LABEL: @fdiv_undef_op0(
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; CHECK-NEXT: ret float 0x7FF8000000000000
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;
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%r = fdiv float undef, %x
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ret float %r
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}
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define float @fdiv_undef_op1(float %x) {
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; CHECK-LABEL: @fdiv_undef_op1(
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; CHECK-NEXT: ret float 0x7FF8000000000000
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;
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%r = fdiv float %x, undef
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ret float %r
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}
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define float @frem_undef_op0(float %x) {
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; CHECK-LABEL: @frem_undef_op0(
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; CHECK-NEXT: ret float 0x7FF8000000000000
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;
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%r = frem float undef, %x
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ret float %r
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}
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define float @frem_undef_op1(float %x) {
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; CHECK-LABEL: @frem_undef_op1(
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; CHECK-NEXT: ret float 0x7FF8000000000000
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;
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%r = frem float %x, undef
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ret float %r
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}
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; Repeat all tests with fast-math-flags. Alternate 'nnan' and 'fast' for more coverage.
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define float @fadd_undef_op0_nnan(float %x) {
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; CHECK-LABEL: @fadd_undef_op0_nnan(
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; CHECK-NEXT: ret float 0x7FF8000000000000
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;
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%r = fadd nnan float undef, %x
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ret float %r
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}
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define float @fadd_undef_op1_fast(float %x) {
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; CHECK-LABEL: @fadd_undef_op1_fast(
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; CHECK-NEXT: ret float 0x7FF8000000000000
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;
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%r = fadd fast float %x, undef
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ret float %r
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}
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define float @fsub_undef_op0_fast(float %x) {
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; CHECK-LABEL: @fsub_undef_op0_fast(
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; CHECK-NEXT: ret float 0x7FF8000000000000
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;
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%r = fsub fast float undef, %x
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ret float %r
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}
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define float @fsub_undef_op1_nnan(float %x) {
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; CHECK-LABEL: @fsub_undef_op1_nnan(
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; CHECK-NEXT: ret float 0x7FF8000000000000
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;
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%r = fsub nnan float %x, undef
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ret float %r
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}
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define float @fmul_undef_op0_nnan(float %x) {
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; CHECK-LABEL: @fmul_undef_op0_nnan(
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; CHECK-NEXT: ret float 0x7FF8000000000000
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;
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%r = fmul nnan float undef, %x
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ret float %r
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}
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define float @fmul_undef_op1_fast(float %x) {
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; CHECK-LABEL: @fmul_undef_op1_fast(
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; CHECK-NEXT: ret float 0x7FF8000000000000
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;
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%r = fmul fast float %x, undef
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ret float %r
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}
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define float @fdiv_undef_op0_fast(float %x) {
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; CHECK-LABEL: @fdiv_undef_op0_fast(
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; CHECK-NEXT: ret float 0x7FF8000000000000
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;
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%r = fdiv fast float undef, %x
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ret float %r
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}
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define float @fdiv_undef_op1_nnan(float %x) {
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; CHECK-LABEL: @fdiv_undef_op1_nnan(
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; CHECK-NEXT: ret float 0x7FF8000000000000
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;
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%r = fdiv nnan float %x, undef
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ret float %r
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}
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define float @frem_undef_op0_nnan(float %x) {
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; CHECK-LABEL: @frem_undef_op0_nnan(
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; CHECK-NEXT: ret float 0x7FF8000000000000
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;
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%r = frem nnan float undef, %x
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ret float %r
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}
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define float @frem_undef_op1_fast(float %x) {
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; CHECK-LABEL: @frem_undef_op1_fast(
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; CHECK-NEXT: ret float 0x7FF8000000000000
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;
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%r = frem fast float %x, undef
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ret float %r
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}
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; Constant folding - undef undef.
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define double @fadd_undef_undef(double %x) {
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; CHECK-LABEL: @fadd_undef_undef(
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; CHECK-NEXT: ret double undef
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;
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%r = fadd double undef, undef
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ret double %r
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}
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define double @fsub_undef_undef(double %x) {
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; CHECK-LABEL: @fsub_undef_undef(
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; CHECK-NEXT: ret double undef
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;
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%r = fsub double undef, undef
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ret double %r
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}
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define double @fmul_undef_undef(double %x) {
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; CHECK-LABEL: @fmul_undef_undef(
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; CHECK-NEXT: ret double undef
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;
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%r = fmul double undef, undef
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ret double %r
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}
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define double @fdiv_undef_undef(double %x) {
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; CHECK-LABEL: @fdiv_undef_undef(
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; CHECK-NEXT: ret double undef
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;
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%r = fdiv double undef, undef
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ret double %r
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}
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define double @frem_undef_undef(double %x) {
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; CHECK-LABEL: @frem_undef_undef(
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; CHECK-NEXT: ret double undef
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;
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%r = frem double undef, undef
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ret double %r
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}
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; Constant folding.
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define float @fadd_undef_op0_nnan_constant(float %x) {
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; CHECK-LABEL: @fadd_undef_op0_nnan_constant(
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; CHECK-NEXT: ret float 0x7FF8000000000000
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;
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%r = fadd nnan float undef, 1.0
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ret float %r
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}
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define float @fadd_undef_op1_constant(float %x) {
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; CHECK-LABEL: @fadd_undef_op1_constant(
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; CHECK-NEXT: ret float 0x7FF8000000000000
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;
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%r = fadd float 2.0, undef
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ret float %r
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}
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define float @fsub_undef_op0_fast_constant(float %x) {
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; CHECK-LABEL: @fsub_undef_op0_fast_constant(
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; CHECK-NEXT: ret float 0x7FF8000000000000
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;
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%r = fsub fast float undef, 3.0
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ret float %r
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}
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define float @fsub_undef_op1_constant(float %x) {
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; CHECK-LABEL: @fsub_undef_op1_constant(
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; CHECK-NEXT: ret float 0x7FF8000000000000
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;
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%r = fsub float 4.0, undef
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ret float %r
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}
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define float @fmul_undef_op0_nnan_constant(float %x) {
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; CHECK-LABEL: @fmul_undef_op0_nnan_constant(
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; CHECK-NEXT: ret float 0x7FF8000000000000
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;
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%r = fmul nnan float undef, 5.0
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ret float %r
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}
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define float @fmul_undef_op1_constant(float %x) {
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; CHECK-LABEL: @fmul_undef_op1_constant(
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; CHECK-NEXT: ret float 0x7FF8000000000000
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;
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%r = fmul float 6.0, undef
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ret float %r
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}
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define float @fdiv_undef_op0_fast_constant(float %x) {
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; CHECK-LABEL: @fdiv_undef_op0_fast_constant(
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; CHECK-NEXT: ret float 0x7FF8000000000000
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;
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%r = fdiv fast float undef, 7.0
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ret float %r
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}
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define float @fdiv_undef_op1_constant(float %x) {
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; CHECK-LABEL: @fdiv_undef_op1_constant(
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; CHECK-NEXT: ret float 0x7FF8000000000000
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;
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%r = fdiv float 8.0, undef
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ret float %r
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}
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define float @frem_undef_op0_nnan_constant(float %x) {
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; CHECK-LABEL: @frem_undef_op0_nnan_constant(
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; CHECK-NEXT: ret float 0x7FF8000000000000
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;
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%r = frem nnan float undef, 9.0
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ret float %r
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}
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define float @frem_undef_op1_constant(float %x) {
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; CHECK-LABEL: @frem_undef_op1_constant(
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; CHECK-NEXT: ret float 0x7FF8000000000000
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;
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%r = frem float 10.0, undef
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ret float %r
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}
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; Constant folding - special constants: NaN.
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define double @fadd_undef_op0_constant_nan(double %x) {
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; CHECK-LABEL: @fadd_undef_op0_constant_nan(
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; CHECK-NEXT: ret double 0x7FF8000000000000
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;
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%r = fadd double undef, 0x7FF8000000000000
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ret double %r
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}
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define double @fadd_undef_op1_fast_constant_nan(double %x) {
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; CHECK-LABEL: @fadd_undef_op1_fast_constant_nan(
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; CHECK-NEXT: ret double 0x7FF8000000000000
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;
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%r = fadd fast double 0xFFF0000000000001, undef
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ret double %r
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}
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define double @fsub_undef_op0_constant_nan(double %x) {
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; CHECK-LABEL: @fsub_undef_op0_constant_nan(
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; CHECK-NEXT: ret double 0x7FF8000000000000
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;
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%r = fsub double undef, 0xFFF8000000000010
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ret double %r
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}
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define double @fsub_undef_op1_nnan_constant_nan(double %x) {
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; CHECK-LABEL: @fsub_undef_op1_nnan_constant_nan(
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; CHECK-NEXT: ret double 0x7FF8000000000000
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;
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%r = fsub nnan double 0x7FF0000000000011, undef
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ret double %r
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}
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define double @fmul_undef_op0_constant_nan(double %x) {
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; CHECK-LABEL: @fmul_undef_op0_constant_nan(
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; CHECK-NEXT: ret double 0x7FF8000000000000
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;
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%r = fmul double undef, 0x7FF8000000000100
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ret double %r
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}
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define double @fmul_undef_op1_fast_constant_nan(double %x) {
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; CHECK-LABEL: @fmul_undef_op1_fast_constant_nan(
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; CHECK-NEXT: ret double 0x7FF8000000000000
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;
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%r = fmul fast double 0xFFF0000000000101, undef
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ret double %r
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}
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define double @fdiv_undef_op0_constant_nan(double %x) {
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; CHECK-LABEL: @fdiv_undef_op0_constant_nan(
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; CHECK-NEXT: ret double 0x7FF8000000000000
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;
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%r = fdiv double undef, 0xFFF8000000000110
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ret double %r
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}
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define double @fdiv_undef_op1_nnan_constant_nan(double %x) {
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; CHECK-LABEL: @fdiv_undef_op1_nnan_constant_nan(
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; CHECK-NEXT: ret double 0x7FF8000000000000
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;
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%r = fdiv nnan double 0x7FF0000000000111, undef
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ret double %r
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}
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define double @frem_undef_op0_constant_nan(double %x) {
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; CHECK-LABEL: @frem_undef_op0_constant_nan(
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; CHECK-NEXT: ret double 0x7FF8000000000000
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;
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%r = frem double undef, 0x7FF8000000001000
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ret double %r
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}
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define double @frem_undef_op1_fast_constant_nan(double %x) {
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; CHECK-LABEL: @frem_undef_op1_fast_constant_nan(
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; CHECK-NEXT: ret double 0x7FF8000000000000
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;
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%r = frem fast double 0xFFF0000000001001, undef
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ret double %r
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}
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; Constant folding - special constants: Inf.
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define double @fadd_undef_op0_constant_inf(double %x) {
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; CHECK-LABEL: @fadd_undef_op0_constant_inf(
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; CHECK-NEXT: ret double 0x7FF8000000000000
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;
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%r = fadd double undef, 0x7FF0000000000000
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ret double %r
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}
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define double @fadd_undef_op1_fast_constant_inf(double %x) {
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; CHECK-LABEL: @fadd_undef_op1_fast_constant_inf(
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; CHECK-NEXT: ret double 0x7FF8000000000000
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;
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%r = fadd fast double 0xFFF0000000000000, undef
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ret double %r
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}
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define double @fsub_undef_op0_constant_inf(double %x) {
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; CHECK-LABEL: @fsub_undef_op0_constant_inf(
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; CHECK-NEXT: ret double 0x7FF8000000000000
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;
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%r = fsub double undef, 0xFFF0000000000000
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ret double %r
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}
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define double @fsub_undef_op1_ninf_constant_inf(double %x) {
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; CHECK-LABEL: @fsub_undef_op1_ninf_constant_inf(
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; CHECK-NEXT: ret double 0x7FF8000000000000
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;
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%r = fsub ninf double 0x7FF0000000000000, undef
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ret double %r
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}
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define double @fmul_undef_op0_constant_inf(double %x) {
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; CHECK-LABEL: @fmul_undef_op0_constant_inf(
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; CHECK-NEXT: ret double 0x7FF8000000000000
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;
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%r = fmul double undef, 0x7FF0000000000000
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ret double %r
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}
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define double @fmul_undef_op1_fast_constant_inf(double %x) {
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; CHECK-LABEL: @fmul_undef_op1_fast_constant_inf(
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; CHECK-NEXT: ret double 0x7FF8000000000000
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;
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%r = fmul fast double 0xFFF0000000000000, undef
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ret double %r
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}
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define double @fdiv_undef_op0_constant_inf(double %x) {
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; CHECK-LABEL: @fdiv_undef_op0_constant_inf(
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; CHECK-NEXT: ret double 0x7FF8000000000000
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;
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%r = fdiv double undef, 0xFFF0000000000000
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ret double %r
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}
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define double @fdiv_undef_op1_ninf_constant_inf(double %x) {
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; CHECK-LABEL: @fdiv_undef_op1_ninf_constant_inf(
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; CHECK-NEXT: ret double 0x7FF8000000000000
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;
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%r = fdiv ninf double 0x7FF0000000000000, undef
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ret double %r
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}
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define double @frem_undef_op0_constant_inf(double %x) {
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; CHECK-LABEL: @frem_undef_op0_constant_inf(
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; CHECK-NEXT: ret double 0x7FF8000000000000
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;
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%r = frem double undef, 0x7FF0000000000000
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ret double %r
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}
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define double @frem_undef_op1_fast_constant_inf(double %x) {
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; CHECK-LABEL: @frem_undef_op1_fast_constant_inf(
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; CHECK-NEXT: ret double 0x7FF8000000000000
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;
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%r = frem fast double 0xFFF0000000000000, undef
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ret double %r
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}
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define <2 x double> @fadd_undef_op1_constant_vec(<2 x double> %x) {
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; CHECK-LABEL: @fadd_undef_op1_constant_vec(
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; CHECK-NEXT: ret <2 x double> <double 0x7FF8000000000000, double undef>
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;
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%r = fadd <2 x double> <double 42.0, double undef>, undef
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ret <2 x double> %r
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}
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define <2 x double> @fadd_undef_op0_constant_vec(<2 x double> %x) {
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; CHECK-LABEL: @fadd_undef_op0_constant_vec(
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; CHECK-NEXT: ret <2 x double> <double undef, double 0x7FF8000000000000>
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;
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%r = fadd <2 x double> undef, <double undef, double 42.0>
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ret <2 x double> %r
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}
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define <2 x double> @fsub_undef_op1_constant_vec(<2 x double> %x) {
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; CHECK-LABEL: @fsub_undef_op1_constant_vec(
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; CHECK-NEXT: ret <2 x double> <double undef, double 0x7FF8000000000000>
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;
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%r = fsub <2 x double> <double undef, double 42.0>, undef
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ret <2 x double> %r
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}
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define <2 x double> @fsub_undef_op0_constant_vec(<2 x double> %x) {
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; CHECK-LABEL: @fsub_undef_op0_constant_vec(
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; CHECK-NEXT: ret <2 x double> <double 0x7FF8000000000000, double undef>
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;
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%r = fsub <2 x double> undef, <double 42.0, double undef>
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ret <2 x double> %r
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}
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define <2 x double> @fmul_undef_op1_constant_vec(<2 x double> %x) {
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; CHECK-LABEL: @fmul_undef_op1_constant_vec(
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; CHECK-NEXT: ret <2 x double> <double 0x7FF8000000000000, double undef>
|
|
;
|
|
%r = fmul <2 x double> <double 42.0, double undef>, undef
|
|
ret <2 x double> %r
|
|
}
|
|
|
|
define <2 x double> @fmul_undef_op0_constant_vec(<2 x double> %x) {
|
|
; CHECK-LABEL: @fmul_undef_op0_constant_vec(
|
|
; CHECK-NEXT: ret <2 x double> <double undef, double 0x7FF8000000000000>
|
|
;
|
|
%r = fmul <2 x double> undef, <double undef, double 42.0>
|
|
ret <2 x double> %r
|
|
}
|
|
|
|
define <2 x double> @fdiv_undef_op1_constant_vec(<2 x double> %x) {
|
|
; CHECK-LABEL: @fdiv_undef_op1_constant_vec(
|
|
; CHECK-NEXT: ret <2 x double> <double 0x7FF8000000000000, double undef>
|
|
;
|
|
%r = fdiv <2 x double> <double 42.0, double undef>, undef
|
|
ret <2 x double> %r
|
|
}
|
|
|
|
define <2 x double> @fdiv_undef_op0_constant_vec(<2 x double> %x) {
|
|
; CHECK-LABEL: @fdiv_undef_op0_constant_vec(
|
|
; CHECK-NEXT: ret <2 x double> <double undef, double 0x7FF8000000000000>
|
|
;
|
|
%r = fdiv <2 x double> undef, <double undef, double 42.0>
|
|
ret <2 x double> %r
|
|
}
|
|
|
|
define <2 x double> @frem_undef_op1_constant_vec(<2 x double> %x) {
|
|
; CHECK-LABEL: @frem_undef_op1_constant_vec(
|
|
; CHECK-NEXT: ret <2 x double> <double undef, double 0x7FF8000000000000>
|
|
;
|
|
%r = frem <2 x double> <double undef, double 42.0>, undef
|
|
ret <2 x double> %r
|
|
}
|
|
|
|
define <2 x double> @frem_undef_op0_constant_vec(<2 x double> %x) {
|
|
; CHECK-LABEL: @frem_undef_op0_constant_vec(
|
|
; CHECK-NEXT: ret <2 x double> <double 0x7FF8000000000000, double undef>
|
|
;
|
|
%r = frem <2 x double> undef, <double 42.0, double undef>
|
|
ret <2 x double> %r
|
|
}
|
|
|