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40 lines
1.1 KiB
LLVM
40 lines
1.1 KiB
LLVM
; RUN: llc -mtriple=thumbv4t-eabi %s -o - | FileCheck --check-prefix=CHECK -check-prefix=CHECK-V4T %s
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; RUN: llc -mtriple=thumbv5t-eabi %s -o - | FileCheck --check-prefix=CHECK -check-prefix=CHECK-V5T %s
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@f = common global void (i32)* null, align 4
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; CHECK-LABEL: foo:
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define void @foo(i32 %x) {
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entry:
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%0 = load void (i32)*, void (i32)** @f, align 4
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tail call void %0(i32 %x)
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ret void
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; CHECK: ldr [[TMP:r[0-3]]], [[F:\.[A-Z0-9_]+]]
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; CHECK: ldr [[CALLEE:r[0-3]]], {{\[}}[[TMP]]{{\]}}
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; CHECK-V4T-NOT: blx
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; CHECK-V4T: bl [[INDIRECT_PAD:\.Ltmp[0-9]+]]
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; CHECK-V4T: [[F]]:
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; CHECK-V4T: [[INDIRECT_PAD]]:
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; CHECK-V4T-NEXT: bx [[CALLEE]]
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; CHECK-V5T: blx [[CALLEE]]
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}
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; CHECK-LABEL: bar:
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define void @bar(void (i32)* nocapture %g, i32 %x, void (i32)* nocapture %h) {
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entry:
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tail call void %g(i32 %x)
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tail call void %h(i32 %x)
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ret void
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; CHECK-V4T: bl [[INDIRECT_PAD1:\.Ltmp[0-9]+]]
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; CHECK-V4T: bl [[INDIRECT_PAD2:\.Ltmp[0-9]+]]
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; CHECK-V4T: [[INDIRECT_PAD1]]:
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; CHECK-V4T-NEXT: bx
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; CHECK-V4T: [[INDIRECT_PAD2]]:
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; CHECK-V4T-NEXT: bx
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; CHECK-V5T: blx
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; CHECK-V5T: blx
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}
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