forked from OSchip/llvm-project
89 lines
2.9 KiB
LLVM
89 lines
2.9 KiB
LLVM
; BB cluster section test for exception handling.
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;
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; Test1: Basic blocks #1 and #3 are landing pads and must be in the same section.
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; Basic block 2 will be placed in a unique section, but #1 and #3 are placed in the special exception section.
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; The rest will be placed in a section along with the entry basic block.
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; RUN: echo '!main' > %t1
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; RUN: echo '!!1 2' >> %t1
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; RUN: llc < %s -O0 -mtriple=x86_64-pc-linux -function-sections -basicblock-sections=%t1 | FileCheck %s -check-prefix=LINUX-SECTIONS1
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;
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; Test2: Basic blocks #1, #2, and #3 go into a separate section.
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; No separate exception section will be created as #1 and #3 are already in one section.
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; The rest will be placed in a section along with the entry basic block.
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; RUN: echo '!main' > %t2
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; RUN: echo '!!1 2 3' >> %t2
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; RUN: llc < %s -O0 -mtriple=x86_64-pc-linux -function-sections -basicblock-sections=%t2 | FileCheck %s -check-prefix=LINUX-SECTIONS2
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@_ZTIi = external constant i8*
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define i32 @main() uwtable optsize ssp personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) {
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entry:
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invoke void @_Z1fv() optsize
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to label %try.cont unwind label %lpad1
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lpad1:
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%0 = landingpad { i8*, i32 }
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cleanup
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catch i8* bitcast (i8** @_ZTIi to i8*)
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br label %eh.resume1
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try.cont:
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invoke void @_Z2fv() optsize
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to label %try.cont unwind label %lpad2
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ret i32 0
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lpad2:
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%2 = landingpad { i8*, i32 }
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cleanup
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catch i8* bitcast (i8** @_ZTIi to i8*)
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br label %eh.resume2
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eh.resume1:
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resume { i8*, i32 } %0
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eh.resume2:
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resume { i8*, i32 } %2
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}
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declare void @_Z1fv() optsize
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declare void @_Z2fv() optsize
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declare i32 @__gxx_personality_v0(...)
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; LINUX-SECTIONS1: .section .text.main,"ax",@progbits
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; LINUX-SECTIONS1-LABEL: main:
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; LINUX-SECTIONS1-NOT: .section
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; LINUX-SECTIONS1-LABEL: .LBB0_4:
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; LINUX-SECTIONS1-NOT: .section
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; LINUX-SECTIONS1-LABEL: .LBB0_5:
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; LINUX-SECTIONS1-NOT: .section
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; LINUX-SECTIONS1-LABEL: .LBB0_6:
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; LINUX-SECTIONS1: .section .text.main,"ax",@progbits,unique,1
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; LINUX-SECTIONS1-LABEL: main.0:
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; LINUX-SECTIONS1: .section .text.eh.main,"ax",@progbits
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; LINUX-SECTIONS1-LABEL: main.eh:
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; LINUX-SECTIONS1-NOT: .section
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; LINUX-SECTIONS1-LABEL: .LBB0_3:
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; LINUX-SECTIONS1-NOT: .section
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; LINUX-SECTIONS1: .section .text.main,"ax",@progbits
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; LINUX-SECTIONS1-LABEL: .Lfunc_end0
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; LINUX-SECTIONS2: .section .text.main,"ax",@progbits
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; LINUX-SECTIONS2-LABEL: main:
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; LINUX-SECTIONS2-NOT: .section
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; LINUX-SECTIONS2-LABEL: .LBB0_4:
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; LINUX-SECTIONS2-NOT: .section
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; LINUX-SECTIONS2-LABEL: .LBB0_5:
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; LINUX-SECTIONS2-NOT: .section
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; LINUX-SECTIONS2-LABEL: .LBB0_6:
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; LINUX-SECTIONS2: .section .text.main,"ax",@progbits,unique,1
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; LINUX-SECTIONS2-LABEL: main.0:
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; LINUX-SECTIONS2-NOT: .section
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; LINUX-SECTIONS2-LABEL: .LBB0_2:
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; LINUX-SECTIONS2-NOT: .section
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; LINUX-SECTIONS2-LABEL: .LBB0_3:
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; LINUX-SECTIONS2: .section .text.main,"ax",@progbits
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; LINUX-SECTIONS2-LABEL: .Lfunc_end0
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