50 lines
1.6 KiB
LLVM
50 lines
1.6 KiB
LLVM
; RUN: llc -march thumb -mcpu=cortex-a8 -relocation-model=static %s -o - | FileCheck -check-prefix=NO-OPTION %s
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; RUN: llc -march thumb -mcpu=cortex-a8 -relocation-model=static %s -o - -mattr=+long-calls | FileCheck -check-prefix=LONGCALL %s
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; RUN: llc -march thumb -mcpu=cortex-a8 -relocation-model=static %s -o - -mattr=-long-calls | FileCheck -check-prefix=NO-LONGCALL %s
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; RUN: llc -march thumb -mcpu=cortex-a8 -relocation-model=static %s -o - -O0 | FileCheck -check-prefix=NO-OPTION %s
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; RUN: llc -march thumb -mcpu=cortex-a8 -relocation-model=static %s -o - -O0 -mattr=+long-calls | FileCheck -check-prefix=LONGCALL %s
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; RUN: llc -march thumb -mcpu=cortex-a8 -relocation-model=static %s -o - -O0 -mattr=-long-calls | FileCheck -check-prefix=NO-LONGCALL %s
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; NO-OPTION-LABEL: {{_?}}caller0
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; NO-OPTION: ldr [[R0:r[0-9]+]], [[L0:.*]]
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; NO-OPTION: blx [[R0]]
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; NO-OPTION: [[L0]]:
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; NO-OPTION: .long {{_?}}callee0
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; LONGCALL-LABEL: {{_?}}caller0
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; LONGCALL: ldr [[R0:r[0-9]+]], [[L0:.*]]
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; LONGCALL: blx [[R0]]
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; LONGCALL: [[L0]]:
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; LONGCALL: .long {{_?}}callee0
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; NO-LONGCALL-LABEL: {{_?}}caller0
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; NO-LONGCALL: bl {{_?}}callee0
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define i32 @caller0() #0 {
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entry:
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tail call void @callee0()
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ret i32 0
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}
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; NO-OPTION-LABEL: {{_?}}caller1
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; NO-OPTION: bl {{_?}}callee0
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; LONGCALL-LABEL: {{_?}}caller1
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; LONGCALL: ldr [[R0:r[0-9]+]], [[L0:.*]]
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; LONGCALL: blx [[R0]]
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; LONGCALL: [[L0]]:
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; LONGCALL: .long {{_?}}callee0
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; NO-LONGCALL-LABEL: {{_?}}caller1
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; NO-LONGCALL: bl {{_?}}callee0
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define i32 @caller1() {
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entry:
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tail call void @callee0()
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ret i32 0
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}
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declare void @callee0()
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attributes #0 = { "target-features"="+long-calls" }
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