f78610af3f
This patch introduces a function attribute `instcombine-no-verify-fixpoint` to avoids disabling fix-point verification for unrelated tests in the same file. Address comment https://github.com/llvm/llvm-project/pull/112642#discussion_r1804714387.
17 lines
684 B
LLVM
17 lines
684 B
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5
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; RUN: opt < %s -passes=instcombine -S -debug 2>&1 | FileCheck %s
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; REQUIRES: asserts
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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-f80:32:32-n8:16:32"
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; This test disables fixpoint verification, because that would cause a second
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; iteration for verification.
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define i32 @a() nounwind readnone "instcombine-no-verify-fixpoint" {
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entry:
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%cmp = icmp eq i32 0, ptrtoint (ptr @a to i32)
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%ext = zext i1 %cmp to i32
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ret i32 %ext
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}
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; CHECK: INSTCOMBINE ITERATION #1
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; CHECK-NOT: INSTCOMBINE ITERATION #2
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