mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2025-11-04 05:17:07 +00:00
73059bd1f1
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@224553 91177308-0d34-0410-b5e6-96231b3b80d8
268 lines
4.1 KiB
LLVM
268 lines
4.1 KiB
LLVM
; RUN: opt -instsimplify -S < %s | FileCheck %s
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; @test0
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; CHECK: ret i64 undef
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define i64 @test0() {
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%r = mul i64 undef, undef
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ret i64 %r
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}
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; @test1
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; CHECK: ret i64 undef
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define i64 @test1() {
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%r = mul i64 3, undef
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ret i64 %r
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}
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; @test2
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; CHECK: ret i64 undef
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define i64 @test2() {
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%r = mul i64 undef, 3
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ret i64 %r
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}
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; @test3
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; CHECK: ret i64 0
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define i64 @test3() {
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%r = mul i64 undef, 6
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ret i64 %r
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}
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; @test4
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; CHECK: ret i64 0
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define i64 @test4() {
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%r = mul i64 6, undef
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ret i64 %r
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}
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; @test5
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; CHECK: ret i64 undef
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define i64 @test5() {
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%r = and i64 undef, undef
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ret i64 %r
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}
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; @test6
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; CHECK: ret i64 undef
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define i64 @test6() {
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%r = or i64 undef, undef
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ret i64 %r
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}
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; @test7
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; CHECK: ret i64 undef
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define i64 @test7() {
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%r = udiv i64 undef, 1
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ret i64 %r
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}
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; @test8
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; CHECK: ret i64 undef
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define i64 @test8() {
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%r = sdiv i64 undef, 1
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ret i64 %r
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}
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; @test9
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; CHECK: ret i64 0
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define i64 @test9() {
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%r = urem i64 undef, 1
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ret i64 %r
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}
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; @test10
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; CHECK: ret i64 0
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define i64 @test10() {
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%r = srem i64 undef, 1
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ret i64 %r
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}
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; @test11
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; CHECK: ret i64 undef
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define i64 @test11() {
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%r = shl i64 undef, undef
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ret i64 %r
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}
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; @test11b
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; CHECK: ret i64 undef
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define i64 @test11b(i64 %a) {
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%r = shl i64 %a, undef
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ret i64 %r
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}
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; @test12
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; CHECK: ret i64 undef
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define i64 @test12() {
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%r = ashr i64 undef, undef
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ret i64 %r
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}
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; @test12b
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; CHECK: ret i64 undef
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define i64 @test12b(i64 %a) {
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%r = ashr i64 %a, undef
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ret i64 %r
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}
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; @test13
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; CHECK: ret i64 undef
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define i64 @test13() {
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%r = lshr i64 undef, undef
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ret i64 %r
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}
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; @test13b
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; CHECK: ret i64 undef
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define i64 @test13b(i64 %a) {
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%r = lshr i64 %a, undef
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ret i64 %r
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}
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; @test14
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; CHECK: ret i1 undef
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define i1 @test14() {
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%r = icmp slt i64 undef, undef
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ret i1 %r
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}
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; @test15
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; CHECK: ret i1 undef
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define i1 @test15() {
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%r = icmp ult i64 undef, undef
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ret i1 %r
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}
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; @test16
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; CHECK: ret i64 undef
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define i64 @test16(i64 %a) {
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%r = select i1 undef, i64 %a, i64 undef
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ret i64 %r
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}
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; @test17
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; CHECK: ret i64 undef
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define i64 @test17(i64 %a) {
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%r = select i1 undef, i64 undef, i64 %a
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ret i64 %r
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}
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; @test18
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; CHECK: ret i64 undef
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define i64 @test18(i64 %a) {
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%r = call i64 (i64)* undef(i64 %a)
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ret i64 %r
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}
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; CHECK-LABEL: @test19
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; CHECK: ret <4 x i8> undef
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define <4 x i8> @test19(<4 x i8> %a) {
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%b = shl <4 x i8> %a, <i8 8, i8 9, i8 undef, i8 -1>
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ret <4 x i8> %b
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}
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; CHECK-LABEL: @test20
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; CHECK: ret i32 undef
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define i32 @test20(i32 %a) {
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%b = udiv i32 %a, 0
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ret i32 %b
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}
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; CHECK-LABEL: @test21
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; CHECK: ret i32 undef
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define i32 @test21(i32 %a) {
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%b = sdiv i32 %a, 0
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ret i32 %b
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}
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; CHECK-LABEL: @test22
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; CHECK: ret i32 undef
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define i32 @test22(i32 %a) {
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%b = ashr exact i32 undef, %a
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ret i32 %b
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}
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; CHECK-LABEL: @test23
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; CHECK: ret i32 undef
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define i32 @test23(i32 %a) {
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%b = lshr exact i32 undef, %a
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ret i32 %b
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}
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; CHECK-LABEL: @test24
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; CHECK: ret i32 undef
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define i32 @test24() {
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%b = udiv i32 undef, 0
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ret i32 %b
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}
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; CHECK-LABEL: @test25
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; CHECK: ret i32 undef
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define i32 @test25() {
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%b = lshr i32 0, undef
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ret i32 %b
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}
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; CHECK-LABEL: @test26
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; CHECK: ret i32 undef
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define i32 @test26() {
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%b = ashr i32 0, undef
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ret i32 %b
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}
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; CHECK-LABEL: @test27
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; CHECK: ret i32 undef
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define i32 @test27() {
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%b = shl i32 0, undef
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ret i32 %b
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}
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; CHECK-LABEL: @test28
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; CHECK: ret i32 undef
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define i32 @test28(i32 %a) {
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%b = shl nsw i32 undef, %a
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ret i32 %b
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}
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; CHECK-LABEL: @test29
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; CHECK: ret i32 undef
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define i32 @test29(i32 %a) {
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%b = shl nuw i32 undef, %a
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ret i32 %b
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}
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; CHECK-LABEL: @test30
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; CHECK: ret i32 undef
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define i32 @test30(i32 %a) {
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%b = shl nsw nuw i32 undef, %a
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ret i32 %b
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}
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; CHECK-LABEL: @test31
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; CHECK: ret i32 0
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define i32 @test31(i32 %a) {
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%b = shl i32 undef, %a
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ret i32 %b
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}
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; CHECK-LABEL: @test32
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; CHECK: ret i32 undef
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define i32 @test32(i32 %a) {
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%b = shl i32 undef, 0
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ret i32 %b
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}
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; CHECK-LABEL: @test33
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; CHECK: ret i32 undef
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define i32 @test33(i32 %a) {
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%b = ashr i32 undef, 0
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ret i32 %b
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}
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; CHECK-LABEL: @test34
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; CHECK: ret i32 undef
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define i32 @test34(i32 %a) {
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%b = lshr i32 undef, 0
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ret i32 %b
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}
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