59 lines
1.7 KiB
LLVM
59 lines
1.7 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=i386-apple-darwin -relocation-model=pic | FileCheck %s
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@main_q = internal global i8* null ; <i8**> [#uses=1]
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define void @func2() nounwind {
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; CHECK-LABEL: func2:
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; CHECK: ## %bb.0: ## %entry
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; CHECK-NEXT: calll L0$pb
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; CHECK-NEXT: L0$pb:
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; CHECK-NEXT: popl %eax
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; CHECK-NEXT: leal _main_q-L0$pb(%eax), %eax
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; CHECK-NEXT: ## InlineAsm Start
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; CHECK-NEXT: movl %eax, %gs:152
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; CHECK-NEXT: ## InlineAsm End
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; CHECK-NEXT: retl
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entry:
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tail call void asm "mov $1,%gs:$0", "=*m,ri,~{dirflag},~{fpsr},~{flags}"(i8** elementtype(i8*) inttoptr (i32 152 to i8**), i8* bitcast (i8** @main_q to i8*)) nounwind
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ret void
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}
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; The intent of this test is to ensure that we handle blockaddress' correctly
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; with "i" constraints for -m32 -fPIC.
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define void @x() {
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; CHECK-LABEL: x:
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; CHECK: ## %bb.0:
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; CHECK-NEXT: ## InlineAsm Start
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; CHECK-NEXT: ## Ltmp0
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; CHECK-EMPTY:
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; CHECK-NEXT: ## InlineAsm End
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; CHECK-NEXT: ## %bb.2: ## %return
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; CHECK-NEXT: retl
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; CHECK-NEXT: Ltmp0: ## Block address taken
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; CHECK-NEXT: LBB1_1: ## %overflow
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; CHECK-NEXT: retl
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callbr void asm "# ${0:l}\0A", "i"(i8* blockaddress(@x, %overflow))
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to label %return [label %overflow]
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overflow:
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br label %return
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return:
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ret void
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}
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; Test unusual case of blockaddress from @x in @y's asm.
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define void @y() {
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; CHECK-LABEL: y:
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; CHECK: ## %bb.0:
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; CHECK-NEXT: ## InlineAsm Start
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; CHECK-NEXT: ## Ltmp0
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; CHECK-EMPTY:
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; CHECK-NEXT: ## InlineAsm End
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; CHECK-NEXT: retl
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call void asm "# ${0:l}\0A", "i"(i8* blockaddress(@x, %overflow))
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ret void
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}
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