f4f7df037e
This pass is like DeadCodeEliminationPass, but only does one pass through a function instead of iterating on users of eliminated instructions. DeadCodeEliminationPass should be used in all cases. Reviewed By: asbirlea Differential Revision: https://reviews.llvm.org/D87933
25 lines
620 B
LLVM
25 lines
620 B
LLVM
; Ensure constant propagation of remainder instructions is working correctly.
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; RUN: opt < %s -instsimplify -dce -S | not grep rem
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define i32 @test1() {
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%R = srem i32 4, 3 ; <i32> [#uses=1]
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ret i32 %R
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}
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define i32 @test2() {
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%R = srem i32 123, -23 ; <i32> [#uses=1]
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ret i32 %R
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}
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define float @test3() {
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%R = frem float 0x4028E66660000000, 0x405ECDA1C0000000 ; <float> [#uses=1]
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ret float %R
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}
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define double @test4() {
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%R = frem double 0x4073833BEE07AFF8, 0x4028AAABB2A0D19C ; <double> [#uses=1]
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ret double %R
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}
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