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a62270de2c
The reversion apparently deleted the test/Transforms directory. Will be re-reverting again. llvm-svn: 358552
33 lines
1008 B
LLVM
33 lines
1008 B
LLVM
; RUN: opt -S -pgo-icall-prom -icp-total-percent-threshold=0 < %s 2>&1 | FileCheck %s
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; Test that CallPromotionUtils will promote calls which require pointer cast
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; safely, i.e. drop incompatible attributes.
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@foo = common global i8* (i8*)* null, align 8
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; casting to i64 and pointer attribute at callsite dropped.
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define i64 @func2(i64 %a) {
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ret i64 undef
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}
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; no casting needed, attribute at callsite preserved.
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define i8* @func4(i8* %a) {
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ret i8* undef
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}
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define i8* @bar(i8* %arg) {
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%tmp = load i8* (i8*)*, i8* (i8*)** @foo, align 8
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; Make sure callsite attributes are preserved on arguments and retval.
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; CHECK: call noalias i8* @func4(i8* nonnull
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; Make sure callsite attributes are dropped on arguments and retval.
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; CHECK: [[ARG:%[0-9]+]] = ptrtoint i8* %arg to i64
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; CHECK-NEXT: call i64 @func2(i64 [[ARG]])
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%call = call noalias i8* %tmp(i8* nonnull %arg), !prof !1
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ret i8* %call
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}
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!1 = !{!"VP", i32 0, i64 1440, i64 7651369219802541373, i64 1030, i64 -4377547752858689819, i64 410}
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