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6ff0f0a484
This option seems to be very useful, so let's turn it on by default Reviewed-By: davidxl Diff: https://reviews.llvm.org/D79110
32 lines
2.1 KiB
LLVM
32 lines
2.1 KiB
LLVM
; RUN: rm -rf %t
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; RUN: mkdir -p %t
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; RUN: opt < %s -analyze -dot-cfg -cfg-hide-unreachable-paths -cfg-dot-filename-prefix=%t/unreach 2>/dev/null
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; RUN: FileCheck %s -input-file=%t/unreach.callee.dot -check-prefix=UNREACH
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; RUN: opt < %s -analyze -dot-cfg -cfg-hide-deoptimize-paths -cfg-dot-filename-prefix=%t/deopt 2>/dev/null
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; RUN: FileCheck %s -input-file=%t/deopt.callee.dot -check-prefix=DEOPT
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; RUN: opt < %s -analyze -dot-cfg -cfg-dot-filename-prefix=%t/no-flags 2>/dev/null
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; RUN: FileCheck %s -input-file=%t/no-flags.callee.dot -check-prefix=NO-FLAGS
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; RUN: opt < %s -analyze -dot-cfg -cfg-hide-unreachable-paths -cfg-hide-deoptimize-paths -cfg-dot-filename-prefix=%t/both-flags 2>/dev/null
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; RUN: FileCheck %s -input-file=%t/both-flags.callee.dot -check-prefix=BOTH-FLAGS
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declare i8 @llvm.experimental.deoptimize.i8(...)
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define i8 @callee(i1* %c) alwaysinline {
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%c0 = load volatile i1, i1* %c
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br i1 %c0, label %lleft, label %lright
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; NO-FLAGS: label="{lleft: \l %v0 = call i8 (...) @llvm.experimental.deoptimize.i8(i32 1) [ \"deopt\"(i32 1)\l... ]\l ret i8 %v0\l}"
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; DEOPT-NOT: label="{lleft: \l %v0 = call i8 (...) @llvm.experimental.deoptimize.i8(i32 1) [ \"deopt\"(i32 1)\l... ]\l ret i8 %v0\l}"
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; UNREACH: label="{lleft: \l %v0 = call i8 (...) @llvm.experimental.deoptimize.i8(i32 1) [ \"deopt\"(i32 1)\l... ]\l ret i8 %v0\l}"
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; BOTH-FLAGS-NOT: label="{lleft: \l %v0 = call i8 (...) @llvm.experimental.deoptimize.i8(i32 1) [ \"deopt\"(i32 1)\l... ]\l ret i8 %v0\l}"
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lleft:
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%v0 = call i8(...) @llvm.experimental.deoptimize.i8(i32 1) [ "deopt"(i32 1) ]
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ret i8 %v0
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; NO-FLAGS: label="{lright: \l unreachable\l}"
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; DEOPT: label="{lright: \l unreachable\l}"
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; UNREACH-NOT: label="{lright: \l unreachable\l}"
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; BOTH-FLAGS-NOT: label="{lright: \l unreachable\l}"
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lright:
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unreachable
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}
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