forked from OSchip/llvm-project
1007 lines
27 KiB
LLVM
1007 lines
27 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -verify-machineinstrs < %s -mtriple=i686-linux -mcpu=core2 -mattr=+sse2 | FileCheck %s --check-prefix=X86
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; RUN: llc -verify-machineinstrs < %s -mtriple=x86_64-linux -mcpu=core2 -mattr=+sse2 | FileCheck %s --check-prefix=X64
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; RUN: llc -verify-machineinstrs < %s -mtriple=x86_64-linux-gnux32 -mcpu=core2 -mattr=+sse2 | FileCheck %s --check-prefix=X32
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define dso_local void @t1(i32 %x) nounwind ssp {
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; X86-LABEL: t1:
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; X86: # %bb.0:
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; X86-NEXT: jmp foo # TAILCALL
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;
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; X64-LABEL: t1:
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; X64: # %bb.0:
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; X64-NEXT: jmp foo # TAILCALL
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;
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; X32-LABEL: t1:
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; X32: # %bb.0:
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; X32-NEXT: jmp foo # TAILCALL
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tail call void @foo() nounwind
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ret void
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}
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declare dso_local void @foo()
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define dso_local void @t2() nounwind ssp {
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; X86-LABEL: t2:
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; X86: # %bb.0:
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; X86-NEXT: jmp foo2 # TAILCALL
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;
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; X64-LABEL: t2:
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; X64: # %bb.0:
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; X64-NEXT: jmp foo2 # TAILCALL
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;
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; X32-LABEL: t2:
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; X32: # %bb.0:
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; X32-NEXT: jmp foo2 # TAILCALL
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%t0 = tail call i32 @foo2() nounwind
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ret void
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}
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declare dso_local i32 @foo2()
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define dso_local void @t3() nounwind ssp {
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; X86-LABEL: t3:
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; X86: # %bb.0:
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; X86-NEXT: jmp foo3 # TAILCALL
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;
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; X64-LABEL: t3:
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; X64: # %bb.0:
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; X64-NEXT: jmp foo3 # TAILCALL
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;
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; X32-LABEL: t3:
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; X32: # %bb.0:
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; X32-NEXT: jmp foo3 # TAILCALL
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%t0 = tail call i32 @foo3() nounwind
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ret void
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}
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declare dso_local i32 @foo3()
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define dso_local void @t4(void (i32)* nocapture %x) nounwind ssp {
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; X86-LABEL: t4:
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; X86: # %bb.0:
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; X86-NEXT: subl $12, %esp
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; X86-NEXT: movl $0, (%esp)
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; X86-NEXT: calll *{{[0-9]+}}(%esp)
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; X86-NEXT: addl $12, %esp
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; X86-NEXT: retl
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;
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; X64-LABEL: t4:
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; X64: # %bb.0:
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; X64-NEXT: movq %rdi, %rax
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; X64-NEXT: xorl %edi, %edi
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; X64-NEXT: jmpq *%rax # TAILCALL
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;
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; X32-LABEL: t4:
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; X32: # %bb.0:
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; X32-NEXT: movq %rdi, %rax
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; X32-NEXT: xorl %edi, %edi
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; X32-NEXT: jmpq *%rax # TAILCALL
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tail call void %x(i32 0) nounwind
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ret void
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}
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define dso_local void @t5(void ()* nocapture %x) nounwind ssp {
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; X86-LABEL: t5:
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; X86: # %bb.0:
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; X86-NEXT: jmpl *{{[0-9]+}}(%esp) # TAILCALL
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;
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; X64-LABEL: t5:
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; X64: # %bb.0:
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; X64-NEXT: jmpq *%rdi # TAILCALL
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;
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; X32-LABEL: t5:
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; X32: # %bb.0:
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; X32-NEXT: jmpq *%rdi # TAILCALL
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tail call void %x() nounwind
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ret void
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}
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; Basically the same test as t5, except pass the function pointer on the stack
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; for x86_64.
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define dso_local void @t5_x64(i32, i32, i32, i32, i32, i32, void ()* nocapture %x) nounwind ssp {
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; X86-LABEL: t5_x64:
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; X86: # %bb.0:
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; X86-NEXT: jmpl *{{[0-9]+}}(%esp) # TAILCALL
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;
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; X64-LABEL: t5_x64:
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; X64: # %bb.0:
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; X64-NEXT: jmpq *{{[0-9]+}}(%rsp) # TAILCALL
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;
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; X32-LABEL: t5_x64:
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; X32: # %bb.0:
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; X32-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X32-NEXT: jmpq *%rax # TAILCALL
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tail call void %x() nounwind
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ret void
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}
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define dso_local i32 @t6(i32 %x) nounwind ssp {
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; X86-LABEL: t6:
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; X86: # %bb.0:
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; X86-NEXT: subl $12, %esp
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; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X86-NEXT: cmpl $9, %eax
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; X86-NEXT: jg .LBB6_2
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; X86-NEXT: # %bb.1: # %bb
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; X86-NEXT: decl %eax
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; X86-NEXT: movl %eax, (%esp)
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; X86-NEXT: calll t6
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; X86-NEXT: addl $12, %esp
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; X86-NEXT: retl
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; X86-NEXT: .LBB6_2: # %bb1
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; X86-NEXT: addl $12, %esp
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; X86-NEXT: jmp bar # TAILCALL
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;
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; X64-LABEL: t6:
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; X64: # %bb.0:
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; X64-NEXT: cmpl $9, %edi
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; X64-NEXT: jg .LBB6_2
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; X64-NEXT: # %bb.1: # %bb
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; X64-NEXT: decl %edi
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; X64-NEXT: jmp t6 # TAILCALL
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; X64-NEXT: .LBB6_2: # %bb1
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; X64-NEXT: jmp bar # TAILCALL
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;
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; X32-LABEL: t6:
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; X32: # %bb.0:
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; X32-NEXT: cmpl $9, %edi
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; X32-NEXT: jg .LBB6_2
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; X32-NEXT: # %bb.1: # %bb
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; X32-NEXT: decl %edi
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; X32-NEXT: jmp t6 # TAILCALL
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; X32-NEXT: .LBB6_2: # %bb1
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; X32-NEXT: jmp bar # TAILCALL
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%t0 = icmp slt i32 %x, 10
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br i1 %t0, label %bb, label %bb1
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bb:
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%t1 = add nsw i32 %x, -1
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%t2 = tail call i32 @t6(i32 %t1) nounwind ssp
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ret i32 %t2
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bb1:
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%t3 = tail call i32 @bar(i32 %x) nounwind
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ret i32 %t3
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}
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declare dso_local i32 @bar(i32)
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define dso_local i32 @t7(i32 %a, i32 %b, i32 %c) nounwind ssp {
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; X86-LABEL: t7:
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; X86: # %bb.0:
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; X86-NEXT: jmp bar2 # TAILCALL
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;
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; X64-LABEL: t7:
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; X64: # %bb.0:
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; X64-NEXT: jmp bar2 # TAILCALL
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;
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; X32-LABEL: t7:
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; X32: # %bb.0:
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; X32-NEXT: jmp bar2 # TAILCALL
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%t0 = tail call i32 @bar2(i32 %a, i32 %b, i32 %c) nounwind
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ret i32 %t0
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}
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declare dso_local i32 @bar2(i32, i32, i32)
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define signext i16 @t8() nounwind ssp {
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; X86-LABEL: t8:
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; X86: # %bb.0: # %entry
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; X86-NEXT: jmp bar3 # TAILCALL
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;
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; X64-LABEL: t8:
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; X64: # %bb.0: # %entry
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; X64-NEXT: jmp bar3 # TAILCALL
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;
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; X32-LABEL: t8:
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; X32: # %bb.0: # %entry
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; X32-NEXT: jmp bar3 # TAILCALL
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entry:
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%0 = tail call signext i16 @bar3() nounwind ; <i16> [#uses=1]
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ret i16 %0
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}
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declare dso_local signext i16 @bar3()
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define signext i16 @t9(i32 (i32)* nocapture %x) nounwind ssp {
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; X86-LABEL: t9:
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; X86: # %bb.0: # %entry
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; X86-NEXT: subl $12, %esp
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; X86-NEXT: movl $0, (%esp)
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; X86-NEXT: calll *{{[0-9]+}}(%esp)
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; X86-NEXT: addl $12, %esp
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; X86-NEXT: retl
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;
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; X64-LABEL: t9:
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; X64: # %bb.0: # %entry
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; X64-NEXT: movq %rdi, %rax
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; X64-NEXT: xorl %edi, %edi
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; X64-NEXT: jmpq *%rax # TAILCALL
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;
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; X32-LABEL: t9:
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; X32: # %bb.0: # %entry
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; X32-NEXT: movq %rdi, %rax
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; X32-NEXT: xorl %edi, %edi
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; X32-NEXT: jmpq *%rax # TAILCALL
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entry:
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%0 = bitcast i32 (i32)* %x to i16 (i32)*
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%1 = tail call signext i16 %0(i32 0) nounwind
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ret i16 %1
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}
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define dso_local void @t10() nounwind ssp {
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; X86-LABEL: t10:
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; X86: # %bb.0: # %entry
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; X86-NEXT: subl $12, %esp
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; X86-NEXT: calll foo4
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;
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; X64-LABEL: t10:
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; X64: # %bb.0: # %entry
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; X64-NEXT: pushq %rax
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; X64-NEXT: callq foo4
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;
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; X32-LABEL: t10:
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; X32: # %bb.0: # %entry
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; X32-NEXT: pushq %rax
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; X32-NEXT: callq foo4
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entry:
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%0 = tail call i32 @foo4() noreturn nounwind
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unreachable
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}
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declare dso_local i32 @foo4()
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; In 32-bit mode, it's emitting a bunch of dead loads that are not being
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; eliminated currently.
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define dso_local i32 @t11(i32 %x, i32 %y, i32 %z.0, i32 %z.1, i32 %z.2) nounwind ssp {
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; X86-LABEL: t11:
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; X86: # %bb.0: # %entry
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; X86-NEXT: cmpl $0, {{[0-9]+}}(%esp)
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; X86-NEXT: je .LBB11_1
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; X86-NEXT: # %bb.2: # %bb
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; X86-NEXT: jmp foo5 # TAILCALL
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; X86-NEXT: .LBB11_1: # %bb6
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; X86-NEXT: xorl %eax, %eax
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; X86-NEXT: retl
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;
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; X64-LABEL: t11:
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; X64: # %bb.0: # %entry
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; X64-NEXT: testl %edi, %edi
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; X64-NEXT: je .LBB11_1
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; X64-NEXT: # %bb.2: # %bb
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; X64-NEXT: jmp foo5 # TAILCALL
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; X64-NEXT: .LBB11_1: # %bb6
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; X64-NEXT: xorl %eax, %eax
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; X64-NEXT: retq
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;
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; X32-LABEL: t11:
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; X32: # %bb.0: # %entry
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; X32-NEXT: testl %edi, %edi
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; X32-NEXT: je .LBB11_1
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; X32-NEXT: # %bb.2: # %bb
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; X32-NEXT: jmp foo5 # TAILCALL
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; X32-NEXT: .LBB11_1: # %bb6
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; X32-NEXT: xorl %eax, %eax
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; X32-NEXT: retq
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entry:
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%0 = icmp eq i32 %x, 0
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br i1 %0, label %bb6, label %bb
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bb:
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%1 = tail call i32 @foo5(i32 %x, i32 %y, i32 %z.0, i32 %z.1, i32 %z.2) nounwind
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ret i32 %1
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bb6:
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ret i32 0
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}
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declare dso_local i32 @foo5(i32, i32, i32, i32, i32)
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%struct.t = type { i32, i32, i32, i32, i32 }
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define dso_local i32 @t12(i32 %x, i32 %y, %struct.t* byval(%struct.t) align 4 %z) nounwind ssp {
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; X86-LABEL: t12:
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; X86: # %bb.0: # %entry
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; X86-NEXT: cmpl $0, {{[0-9]+}}(%esp)
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; X86-NEXT: je .LBB12_1
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; X86-NEXT: # %bb.2: # %bb
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; X86-NEXT: jmp foo6 # TAILCALL
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; X86-NEXT: .LBB12_1: # %bb2
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; X86-NEXT: xorl %eax, %eax
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; X86-NEXT: retl
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;
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; X64-LABEL: t12:
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; X64: # %bb.0: # %entry
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; X64-NEXT: testl %edi, %edi
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; X64-NEXT: je .LBB12_1
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; X64-NEXT: # %bb.2: # %bb
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; X64-NEXT: jmp foo6 # TAILCALL
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; X64-NEXT: .LBB12_1: # %bb2
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; X64-NEXT: xorl %eax, %eax
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; X64-NEXT: retq
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;
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; X32-LABEL: t12:
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; X32: # %bb.0: # %entry
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; X32-NEXT: testl %edi, %edi
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; X32-NEXT: je .LBB12_1
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; X32-NEXT: # %bb.2: # %bb
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; X32-NEXT: jmp foo6 # TAILCALL
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; X32-NEXT: .LBB12_1: # %bb2
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; X32-NEXT: xorl %eax, %eax
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; X32-NEXT: retq
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entry:
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%0 = icmp eq i32 %x, 0
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br i1 %0, label %bb2, label %bb
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bb:
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%1 = tail call i32 @foo6(i32 %x, i32 %y, %struct.t* byval(%struct.t) align 4 %z) nounwind
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ret i32 %1
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bb2:
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ret i32 0
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}
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declare dso_local i32 @foo6(i32, i32, %struct.t* byval(%struct.t) align 4)
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; rdar://r7717598
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%struct.ns = type { i32, i32 }
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%struct.cp = type { float, float, float, float, float }
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define %struct.ns* @t13(%struct.cp* %yy) nounwind ssp {
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; X86-LABEL: t13:
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; X86: # %bb.0: # %entry
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; X86-NEXT: subl $28, %esp
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; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X86-NEXT: movl 16(%eax), %ecx
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; X86-NEXT: movl %ecx, {{[0-9]+}}(%esp)
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; X86-NEXT: movsd {{.*#+}} xmm0 = mem[0],zero
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; X86-NEXT: movsd {{.*#+}} xmm1 = mem[0],zero
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; X86-NEXT: movsd %xmm1, {{[0-9]+}}(%esp)
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; X86-NEXT: movsd %xmm0, (%esp)
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; X86-NEXT: xorl %ecx, %ecx
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; X86-NEXT: calll foo7
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; X86-NEXT: addl $28, %esp
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; X86-NEXT: retl
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;
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; X64-LABEL: t13:
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; X64: # %bb.0: # %entry
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; X64-NEXT: pushq %rax
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; X64-NEXT: subq $8, %rsp
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; X64-NEXT: movl 16(%rdi), %eax
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; X64-NEXT: movq (%rdi), %rcx
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; X64-NEXT: movq 8(%rdi), %rdx
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; X64-NEXT: xorl %edi, %edi
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; X64-NEXT: pushq %rax
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; X64-NEXT: pushq %rdx
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; X64-NEXT: pushq %rcx
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; X64-NEXT: callq foo7
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; X64-NEXT: addq $32, %rsp
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; X64-NEXT: popq %rcx
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; X64-NEXT: retq
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;
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; X32-LABEL: t13:
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; X32: # %bb.0: # %entry
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; X32-NEXT: pushq %rax
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; X32-NEXT: subl $8, %esp
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; X32-NEXT: movl 16(%edi), %eax
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; X32-NEXT: movq (%edi), %rcx
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; X32-NEXT: movq 8(%edi), %rdx
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; X32-NEXT: xorl %edi, %edi
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; X32-NEXT: pushq %rax
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; X32-NEXT: pushq %rdx
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; X32-NEXT: pushq %rcx
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; X32-NEXT: callq foo7
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; X32-NEXT: addl $32, %esp
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; X32-NEXT: movl %eax, %eax
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; X32-NEXT: popq %rcx
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; X32-NEXT: retq
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entry:
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%0 = tail call fastcc %struct.ns* @foo7(%struct.cp* byval(%struct.cp) align 4 %yy, i8 signext 0) nounwind
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ret %struct.ns* %0
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}
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; rdar://6195379
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; llvm can't do sibcall for this in 32-bit mode (yet).
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declare dso_local fastcc %struct.ns* @foo7(%struct.cp* byval(%struct.cp) align 4, i8 signext) nounwind ssp
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%struct.__block_descriptor = type { i64, i64 }
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%struct.__block_descriptor_withcopydispose = type { i64, i64, i8*, i8* }
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%struct.__block_literal_1 = type { i8*, i32, i32, i8*, %struct.__block_descriptor* }
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%struct.__block_literal_2 = type { i8*, i32, i32, i8*, %struct.__block_descriptor_withcopydispose*, void ()* }
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define dso_local void @t14(%struct.__block_literal_2* nocapture %.block_descriptor) nounwind ssp {
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; X86-LABEL: t14:
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; X86: # %bb.0: # %entry
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; X86-NEXT: subl $12, %esp
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; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X86-NEXT: movl 20(%eax), %eax
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; X86-NEXT: movl %eax, (%esp)
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; X86-NEXT: calll *12(%eax)
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; X86-NEXT: addl $12, %esp
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; X86-NEXT: retl
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;
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; X64-LABEL: t14:
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; X64: # %bb.0: # %entry
|
|
; X64-NEXT: movq 32(%rdi), %rdi
|
|
; X64-NEXT: jmpq *16(%rdi) # TAILCALL
|
|
;
|
|
; X32-LABEL: t14:
|
|
; X32: # %bb.0: # %entry
|
|
; X32-NEXT: movl 20(%edi), %edi
|
|
; X32-NEXT: movl 12(%edi), %eax
|
|
; X32-NEXT: jmpq *%rax # TAILCALL
|
|
entry:
|
|
%0 = getelementptr inbounds %struct.__block_literal_2, %struct.__block_literal_2* %.block_descriptor, i64 0, i32 5 ; <void ()**> [#uses=1]
|
|
%1 = load void ()*, void ()** %0, align 8 ; <void ()*> [#uses=2]
|
|
%2 = bitcast void ()* %1 to %struct.__block_literal_1* ; <%struct.__block_literal_1*> [#uses=1]
|
|
%3 = getelementptr inbounds %struct.__block_literal_1, %struct.__block_literal_1* %2, i64 0, i32 3 ; <i8**> [#uses=1]
|
|
%4 = load i8*, i8** %3, align 8 ; <i8*> [#uses=1]
|
|
%5 = bitcast i8* %4 to void (i8*)* ; <void (i8*)*> [#uses=1]
|
|
%6 = bitcast void ()* %1 to i8* ; <i8*> [#uses=1]
|
|
tail call void %5(i8* %6) nounwind
|
|
ret void
|
|
}
|
|
|
|
; rdar://7726868
|
|
%struct.foo = type { [4 x i32] }
|
|
|
|
define dso_local void @t15(%struct.foo* noalias sret(%struct.foo) %agg.result) nounwind {
|
|
; X86-LABEL: t15:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl %esi
|
|
; X86-NEXT: subl $8, %esp
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %esi
|
|
; X86-NEXT: movl %esi, %ecx
|
|
; X86-NEXT: calll f
|
|
; X86-NEXT: movl %esi, %eax
|
|
; X86-NEXT: addl $8, %esp
|
|
; X86-NEXT: popl %esi
|
|
; X86-NEXT: retl $4
|
|
;
|
|
; X64-LABEL: t15:
|
|
; X64: # %bb.0:
|
|
; X64-NEXT: pushq %rbx
|
|
; X64-NEXT: movq %rdi, %rbx
|
|
; X64-NEXT: callq f
|
|
; X64-NEXT: movq %rbx, %rax
|
|
; X64-NEXT: popq %rbx
|
|
; X64-NEXT: retq
|
|
;
|
|
; X32-LABEL: t15:
|
|
; X32: # %bb.0:
|
|
; X32-NEXT: pushq %rbx
|
|
; X32-NEXT: movq %rdi, %rbx
|
|
; X32-NEXT: callq f
|
|
; X32-NEXT: movl %ebx, %eax
|
|
; X32-NEXT: popq %rbx
|
|
; X32-NEXT: retq
|
|
tail call fastcc void @f(%struct.foo* noalias sret(%struct.foo) %agg.result) nounwind
|
|
ret void
|
|
}
|
|
|
|
declare dso_local void @f(%struct.foo* noalias sret(%struct.foo)) nounwind
|
|
|
|
define dso_local void @t16() nounwind ssp {
|
|
; X86-LABEL: t16:
|
|
; X86: # %bb.0: # %entry
|
|
; X86-NEXT: subl $12, %esp
|
|
; X86-NEXT: calll bar4
|
|
; X86-NEXT: fstp %st(0)
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: retl
|
|
;
|
|
; X64-LABEL: t16:
|
|
; X64: # %bb.0: # %entry
|
|
; X64-NEXT: jmp bar4 # TAILCALL
|
|
;
|
|
; X32-LABEL: t16:
|
|
; X32: # %bb.0: # %entry
|
|
; X32-NEXT: jmp bar4 # TAILCALL
|
|
entry:
|
|
%0 = tail call double @bar4() nounwind
|
|
ret void
|
|
}
|
|
|
|
declare dso_local double @bar4()
|
|
|
|
; rdar://6283267
|
|
define dso_local void @t17() nounwind ssp {
|
|
; X86-LABEL: t17:
|
|
; X86: # %bb.0: # %entry
|
|
; X86-NEXT: jmp bar5 # TAILCALL
|
|
;
|
|
; X64-LABEL: t17:
|
|
; X64: # %bb.0: # %entry
|
|
; X64-NEXT: xorl %eax, %eax
|
|
; X64-NEXT: jmp bar5 # TAILCALL
|
|
;
|
|
; X32-LABEL: t17:
|
|
; X32: # %bb.0: # %entry
|
|
; X32-NEXT: xorl %eax, %eax
|
|
; X32-NEXT: jmp bar5 # TAILCALL
|
|
entry:
|
|
tail call void (...) @bar5() nounwind
|
|
ret void
|
|
}
|
|
|
|
declare dso_local void @bar5(...)
|
|
|
|
; rdar://7774847
|
|
define dso_local void @t18() nounwind ssp {
|
|
; X86-LABEL: t18:
|
|
; X86: # %bb.0: # %entry
|
|
; X86-NEXT: subl $12, %esp
|
|
; X86-NEXT: calll bar6
|
|
; X86-NEXT: fstp %st(0)
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: retl
|
|
;
|
|
; X64-LABEL: t18:
|
|
; X64: # %bb.0: # %entry
|
|
; X64-NEXT: xorl %eax, %eax
|
|
; X64-NEXT: jmp bar6 # TAILCALL
|
|
;
|
|
; X32-LABEL: t18:
|
|
; X32: # %bb.0: # %entry
|
|
; X32-NEXT: xorl %eax, %eax
|
|
; X32-NEXT: jmp bar6 # TAILCALL
|
|
entry:
|
|
%0 = tail call double (...) @bar6() nounwind
|
|
ret void
|
|
}
|
|
|
|
declare dso_local double @bar6(...)
|
|
|
|
define dso_local void @t19() alignstack(32) nounwind {
|
|
; X86-LABEL: t19:
|
|
; X86: # %bb.0: # %entry
|
|
; X86-NEXT: pushl %ebp
|
|
; X86-NEXT: movl %esp, %ebp
|
|
; X86-NEXT: andl $-32, %esp
|
|
; X86-NEXT: subl $32, %esp
|
|
; X86-NEXT: calll foo
|
|
; X86-NEXT: movl %ebp, %esp
|
|
; X86-NEXT: popl %ebp
|
|
; X86-NEXT: retl
|
|
;
|
|
; X64-LABEL: t19:
|
|
; X64: # %bb.0: # %entry
|
|
; X64-NEXT: pushq %rbp
|
|
; X64-NEXT: movq %rsp, %rbp
|
|
; X64-NEXT: andq $-32, %rsp
|
|
; X64-NEXT: subq $32, %rsp
|
|
; X64-NEXT: callq foo
|
|
; X64-NEXT: movq %rbp, %rsp
|
|
; X64-NEXT: popq %rbp
|
|
; X64-NEXT: retq
|
|
;
|
|
; X32-LABEL: t19:
|
|
; X32: # %bb.0: # %entry
|
|
; X32-NEXT: pushq %rbp
|
|
; X32-NEXT: movl %esp, %ebp
|
|
; X32-NEXT: andl $-32, %esp
|
|
; X32-NEXT: subl $32, %esp
|
|
; X32-NEXT: callq foo
|
|
; X32-NEXT: movl %ebp, %esp
|
|
; X32-NEXT: popq %rbp
|
|
; X32-NEXT: retq
|
|
entry:
|
|
tail call void @foo() nounwind
|
|
ret void
|
|
}
|
|
|
|
; If caller / callee calling convention mismatch then check if the return
|
|
; values are returned in the same registers.
|
|
; rdar://7874780
|
|
|
|
define dso_local double @t20(double %x) nounwind {
|
|
; X86-LABEL: t20:
|
|
; X86: # %bb.0: # %entry
|
|
; X86-NEXT: subl $12, %esp
|
|
; X86-NEXT: movsd {{.*#+}} xmm0 = mem[0],zero
|
|
; X86-NEXT: calll foo20
|
|
; X86-NEXT: movsd %xmm0, (%esp)
|
|
; X86-NEXT: fldl (%esp)
|
|
; X86-NEXT: addl $12, %esp
|
|
; X86-NEXT: retl
|
|
;
|
|
; X64-LABEL: t20:
|
|
; X64: # %bb.0: # %entry
|
|
; X64-NEXT: jmp foo20 # TAILCALL
|
|
;
|
|
; X32-LABEL: t20:
|
|
; X32: # %bb.0: # %entry
|
|
; X32-NEXT: jmp foo20 # TAILCALL
|
|
entry:
|
|
%0 = tail call fastcc double @foo20(double %x) nounwind
|
|
ret double %0
|
|
}
|
|
|
|
declare dso_local fastcc double @foo20(double) nounwind
|
|
|
|
; bug 28417
|
|
define fastcc void @t21_sret_to_sret(%struct.foo* noalias sret(%struct.foo) %agg.result) nounwind {
|
|
; X86-LABEL: t21_sret_to_sret:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl %esi
|
|
; X86-NEXT: subl $8, %esp
|
|
; X86-NEXT: movl %ecx, %esi
|
|
; X86-NEXT: calll t21_f_sret
|
|
; X86-NEXT: movl %esi, %eax
|
|
; X86-NEXT: addl $8, %esp
|
|
; X86-NEXT: popl %esi
|
|
; X86-NEXT: retl
|
|
;
|
|
; X64-LABEL: t21_sret_to_sret:
|
|
; X64: # %bb.0:
|
|
; X64-NEXT: pushq %rbx
|
|
; X64-NEXT: movq %rdi, %rbx
|
|
; X64-NEXT: callq t21_f_sret
|
|
; X64-NEXT: movq %rbx, %rax
|
|
; X64-NEXT: popq %rbx
|
|
; X64-NEXT: retq
|
|
;
|
|
; X32-LABEL: t21_sret_to_sret:
|
|
; X32: # %bb.0:
|
|
; X32-NEXT: pushq %rbx
|
|
; X32-NEXT: movq %rdi, %rbx
|
|
; X32-NEXT: callq t21_f_sret
|
|
; X32-NEXT: movl %ebx, %eax
|
|
; X32-NEXT: popq %rbx
|
|
; X32-NEXT: retq
|
|
tail call fastcc void @t21_f_sret(%struct.foo* noalias sret(%struct.foo) %agg.result) nounwind
|
|
ret void
|
|
}
|
|
|
|
define fastcc void @t21_sret_to_sret_more_args(%struct.foo* noalias sret(%struct.foo) %agg.result, i32 %a, i32 %b) nounwind {
|
|
; X86-LABEL: t21_sret_to_sret_more_args:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl %esi
|
|
; X86-NEXT: subl $8, %esp
|
|
; X86-NEXT: movl %ecx, %esi
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-NEXT: movl %eax, (%esp)
|
|
; X86-NEXT: calll f_sret@PLT
|
|
; X86-NEXT: movl %esi, %eax
|
|
; X86-NEXT: addl $8, %esp
|
|
; X86-NEXT: popl %esi
|
|
; X86-NEXT: retl
|
|
;
|
|
; X64-LABEL: t21_sret_to_sret_more_args:
|
|
; X64: # %bb.0:
|
|
; X64-NEXT: pushq %rbx
|
|
; X64-NEXT: movq %rdi, %rbx
|
|
; X64-NEXT: callq f_sret@PLT
|
|
; X64-NEXT: movq %rbx, %rax
|
|
; X64-NEXT: popq %rbx
|
|
; X64-NEXT: retq
|
|
;
|
|
; X32-LABEL: t21_sret_to_sret_more_args:
|
|
; X32: # %bb.0:
|
|
; X32-NEXT: pushq %rbx
|
|
; X32-NEXT: movq %rdi, %rbx
|
|
; X32-NEXT: callq f_sret@PLT
|
|
; X32-NEXT: movl %ebx, %eax
|
|
; X32-NEXT: popq %rbx
|
|
; X32-NEXT: retq
|
|
tail call fastcc void @f_sret(%struct.foo* noalias sret(%struct.foo) %agg.result, i32 %a, i32 %b) nounwind
|
|
ret void
|
|
}
|
|
|
|
define fastcc void @t21_sret_to_sret_second_arg_sret(%struct.foo* noalias %agg.result, %struct.foo* noalias sret(%struct.foo) %ret) nounwind {
|
|
; X86-LABEL: t21_sret_to_sret_second_arg_sret:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl %esi
|
|
; X86-NEXT: subl $8, %esp
|
|
; X86-NEXT: movl %edx, %esi
|
|
; X86-NEXT: movl %edx, %ecx
|
|
; X86-NEXT: calll t21_f_sret
|
|
; X86-NEXT: movl %esi, %eax
|
|
; X86-NEXT: addl $8, %esp
|
|
; X86-NEXT: popl %esi
|
|
; X86-NEXT: retl
|
|
;
|
|
; X64-LABEL: t21_sret_to_sret_second_arg_sret:
|
|
; X64: # %bb.0:
|
|
; X64-NEXT: pushq %rbx
|
|
; X64-NEXT: movq %rsi, %rbx
|
|
; X64-NEXT: movq %rsi, %rdi
|
|
; X64-NEXT: callq t21_f_sret
|
|
; X64-NEXT: movq %rbx, %rax
|
|
; X64-NEXT: popq %rbx
|
|
; X64-NEXT: retq
|
|
;
|
|
; X32-LABEL: t21_sret_to_sret_second_arg_sret:
|
|
; X32: # %bb.0:
|
|
; X32-NEXT: pushq %rbx
|
|
; X32-NEXT: movq %rsi, %rbx
|
|
; X32-NEXT: movq %rsi, %rdi
|
|
; X32-NEXT: callq t21_f_sret
|
|
; X32-NEXT: movl %ebx, %eax
|
|
; X32-NEXT: popq %rbx
|
|
; X32-NEXT: retq
|
|
tail call fastcc void @t21_f_sret(%struct.foo* noalias sret(%struct.foo) %ret) nounwind
|
|
ret void
|
|
}
|
|
|
|
define fastcc void @t21_sret_to_sret_more_args2(%struct.foo* noalias sret(%struct.foo) %agg.result, i32 %a, i32 %b) nounwind {
|
|
; X86-LABEL: t21_sret_to_sret_more_args2:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl %esi
|
|
; X86-NEXT: subl $8, %esp
|
|
; X86-NEXT: movl %ecx, %esi
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-NEXT: movl %edx, (%esp)
|
|
; X86-NEXT: movl %eax, %edx
|
|
; X86-NEXT: calll f_sret@PLT
|
|
; X86-NEXT: movl %esi, %eax
|
|
; X86-NEXT: addl $8, %esp
|
|
; X86-NEXT: popl %esi
|
|
; X86-NEXT: retl
|
|
;
|
|
; X64-LABEL: t21_sret_to_sret_more_args2:
|
|
; X64: # %bb.0:
|
|
; X64-NEXT: pushq %rbx
|
|
; X64-NEXT: movl %esi, %eax
|
|
; X64-NEXT: movq %rdi, %rbx
|
|
; X64-NEXT: movl %edx, %esi
|
|
; X64-NEXT: movl %eax, %edx
|
|
; X64-NEXT: callq f_sret@PLT
|
|
; X64-NEXT: movq %rbx, %rax
|
|
; X64-NEXT: popq %rbx
|
|
; X64-NEXT: retq
|
|
;
|
|
; X32-LABEL: t21_sret_to_sret_more_args2:
|
|
; X32: # %bb.0:
|
|
; X32-NEXT: pushq %rbx
|
|
; X32-NEXT: movl %esi, %eax
|
|
; X32-NEXT: movq %rdi, %rbx
|
|
; X32-NEXT: movl %edx, %esi
|
|
; X32-NEXT: movl %eax, %edx
|
|
; X32-NEXT: callq f_sret@PLT
|
|
; X32-NEXT: movl %ebx, %eax
|
|
; X32-NEXT: popq %rbx
|
|
; X32-NEXT: retq
|
|
tail call fastcc void @f_sret(%struct.foo* noalias sret(%struct.foo) %agg.result, i32 %b, i32 %a) nounwind
|
|
ret void
|
|
}
|
|
|
|
|
|
define fastcc void @t21_sret_to_sret_args_mismatch(%struct.foo* noalias sret(%struct.foo) %agg.result, %struct.foo* noalias %ret) nounwind {
|
|
; X86-LABEL: t21_sret_to_sret_args_mismatch:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl %esi
|
|
; X86-NEXT: subl $8, %esp
|
|
; X86-NEXT: movl %ecx, %esi
|
|
; X86-NEXT: movl %edx, %ecx
|
|
; X86-NEXT: calll t21_f_sret
|
|
; X86-NEXT: movl %esi, %eax
|
|
; X86-NEXT: addl $8, %esp
|
|
; X86-NEXT: popl %esi
|
|
; X86-NEXT: retl
|
|
;
|
|
; X64-LABEL: t21_sret_to_sret_args_mismatch:
|
|
; X64: # %bb.0:
|
|
; X64-NEXT: pushq %rbx
|
|
; X64-NEXT: movq %rdi, %rbx
|
|
; X64-NEXT: movq %rsi, %rdi
|
|
; X64-NEXT: callq t21_f_sret
|
|
; X64-NEXT: movq %rbx, %rax
|
|
; X64-NEXT: popq %rbx
|
|
; X64-NEXT: retq
|
|
;
|
|
; X32-LABEL: t21_sret_to_sret_args_mismatch:
|
|
; X32: # %bb.0:
|
|
; X32-NEXT: pushq %rbx
|
|
; X32-NEXT: movq %rdi, %rbx
|
|
; X32-NEXT: movq %rsi, %rdi
|
|
; X32-NEXT: callq t21_f_sret
|
|
; X32-NEXT: movl %ebx, %eax
|
|
; X32-NEXT: popq %rbx
|
|
; X32-NEXT: retq
|
|
tail call fastcc void @t21_f_sret(%struct.foo* noalias sret(%struct.foo) %ret) nounwind
|
|
ret void
|
|
}
|
|
|
|
define fastcc void @t21_sret_to_sret_args_mismatch2(%struct.foo* noalias sret(%struct.foo) %agg.result, %struct.foo* noalias %ret) nounwind {
|
|
; X86-LABEL: t21_sret_to_sret_args_mismatch2:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl %esi
|
|
; X86-NEXT: subl $8, %esp
|
|
; X86-NEXT: movl %ecx, %esi
|
|
; X86-NEXT: movl %edx, %ecx
|
|
; X86-NEXT: calll t21_f_sret
|
|
; X86-NEXT: movl %esi, %eax
|
|
; X86-NEXT: addl $8, %esp
|
|
; X86-NEXT: popl %esi
|
|
; X86-NEXT: retl
|
|
;
|
|
; X64-LABEL: t21_sret_to_sret_args_mismatch2:
|
|
; X64: # %bb.0:
|
|
; X64-NEXT: pushq %rbx
|
|
; X64-NEXT: movq %rdi, %rbx
|
|
; X64-NEXT: movq %rsi, %rdi
|
|
; X64-NEXT: callq t21_f_sret
|
|
; X64-NEXT: movq %rbx, %rax
|
|
; X64-NEXT: popq %rbx
|
|
; X64-NEXT: retq
|
|
;
|
|
; X32-LABEL: t21_sret_to_sret_args_mismatch2:
|
|
; X32: # %bb.0:
|
|
; X32-NEXT: pushq %rbx
|
|
; X32-NEXT: movq %rdi, %rbx
|
|
; X32-NEXT: movq %rsi, %rdi
|
|
; X32-NEXT: callq t21_f_sret
|
|
; X32-NEXT: movl %ebx, %eax
|
|
; X32-NEXT: popq %rbx
|
|
; X32-NEXT: retq
|
|
tail call fastcc void @t21_f_sret(%struct.foo* noalias sret(%struct.foo) %ret) nounwind
|
|
ret void
|
|
}
|
|
|
|
define fastcc void @t21_sret_to_sret_arg_mismatch(%struct.foo* noalias sret(%struct.foo) %agg.result) nounwind {
|
|
; X86-LABEL: t21_sret_to_sret_arg_mismatch:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl %esi
|
|
; X86-NEXT: subl $8, %esp
|
|
; X86-NEXT: movl %ecx, %esi
|
|
; X86-NEXT: calll ret_struct@PLT
|
|
; X86-NEXT: movl %eax, %ecx
|
|
; X86-NEXT: calll t21_f_sret
|
|
; X86-NEXT: movl %esi, %eax
|
|
; X86-NEXT: addl $8, %esp
|
|
; X86-NEXT: popl %esi
|
|
; X86-NEXT: retl
|
|
;
|
|
; X64-LABEL: t21_sret_to_sret_arg_mismatch:
|
|
; X64: # %bb.0:
|
|
; X64-NEXT: pushq %rbx
|
|
; X64-NEXT: movq %rdi, %rbx
|
|
; X64-NEXT: callq ret_struct@PLT
|
|
; X64-NEXT: movq %rax, %rdi
|
|
; X64-NEXT: callq t21_f_sret
|
|
; X64-NEXT: movq %rbx, %rax
|
|
; X64-NEXT: popq %rbx
|
|
; X64-NEXT: retq
|
|
;
|
|
; X32-LABEL: t21_sret_to_sret_arg_mismatch:
|
|
; X32: # %bb.0:
|
|
; X32-NEXT: pushq %rbx
|
|
; X32-NEXT: movq %rdi, %rbx
|
|
; X32-NEXT: callq ret_struct@PLT
|
|
; X32-NEXT: movl %eax, %edi
|
|
; X32-NEXT: callq t21_f_sret
|
|
; X32-NEXT: movl %ebx, %eax
|
|
; X32-NEXT: popq %rbx
|
|
; X32-NEXT: retq
|
|
%a = call fastcc %struct.foo* @ret_struct()
|
|
tail call fastcc void @t21_f_sret(%struct.foo* noalias sret(%struct.foo) %a) nounwind
|
|
ret void
|
|
}
|
|
|
|
define fastcc void @t21_sret_to_sret_structs_mismatch(%struct.foo* noalias sret(%struct.foo) %agg.result, %struct.foo* noalias %a) nounwind {
|
|
; X86-LABEL: t21_sret_to_sret_structs_mismatch:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl %edi
|
|
; X86-NEXT: pushl %esi
|
|
; X86-NEXT: pushl %eax
|
|
; X86-NEXT: movl %edx, %esi
|
|
; X86-NEXT: movl %ecx, %edi
|
|
; X86-NEXT: calll ret_struct@PLT
|
|
; X86-NEXT: movl %esi, %ecx
|
|
; X86-NEXT: movl %eax, %edx
|
|
; X86-NEXT: calll t21_f_sret2
|
|
; X86-NEXT: movl %edi, %eax
|
|
; X86-NEXT: addl $4, %esp
|
|
; X86-NEXT: popl %esi
|
|
; X86-NEXT: popl %edi
|
|
; X86-NEXT: retl
|
|
;
|
|
; X64-LABEL: t21_sret_to_sret_structs_mismatch:
|
|
; X64: # %bb.0:
|
|
; X64-NEXT: pushq %r14
|
|
; X64-NEXT: pushq %rbx
|
|
; X64-NEXT: pushq %rax
|
|
; X64-NEXT: movq %rsi, %rbx
|
|
; X64-NEXT: movq %rdi, %r14
|
|
; X64-NEXT: callq ret_struct@PLT
|
|
; X64-NEXT: movq %rbx, %rdi
|
|
; X64-NEXT: movq %rax, %rsi
|
|
; X64-NEXT: callq t21_f_sret2
|
|
; X64-NEXT: movq %r14, %rax
|
|
; X64-NEXT: addq $8, %rsp
|
|
; X64-NEXT: popq %rbx
|
|
; X64-NEXT: popq %r14
|
|
; X64-NEXT: retq
|
|
;
|
|
; X32-LABEL: t21_sret_to_sret_structs_mismatch:
|
|
; X32: # %bb.0:
|
|
; X32-NEXT: pushq %r14
|
|
; X32-NEXT: pushq %rbx
|
|
; X32-NEXT: pushq %rax
|
|
; X32-NEXT: movq %rsi, %rbx
|
|
; X32-NEXT: movq %rdi, %r14
|
|
; X32-NEXT: callq ret_struct@PLT
|
|
; X32-NEXT: movl %eax, %esi
|
|
; X32-NEXT: movq %rbx, %rdi
|
|
; X32-NEXT: callq t21_f_sret2
|
|
; X32-NEXT: movl %r14d, %eax
|
|
; X32-NEXT: addl $8, %esp
|
|
; X32-NEXT: popq %rbx
|
|
; X32-NEXT: popq %r14
|
|
; X32-NEXT: retq
|
|
%b = call fastcc %struct.foo* @ret_struct()
|
|
tail call fastcc void @t21_f_sret2(%struct.foo* noalias sret(%struct.foo) %a, %struct.foo* noalias %b) nounwind
|
|
ret void
|
|
}
|
|
|
|
declare ccc %struct.foo* @ret_struct() nounwind
|
|
|
|
|
|
define fastcc void @t21_sret_to_non_sret(%struct.foo* noalias sret(%struct.foo) %agg.result) nounwind {
|
|
; X86-LABEL: t21_sret_to_non_sret:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: pushl %esi
|
|
; X86-NEXT: subl $8, %esp
|
|
; X86-NEXT: movl %ecx, %esi
|
|
; X86-NEXT: calll t21_f_non_sret
|
|
; X86-NEXT: movl %esi, %eax
|
|
; X86-NEXT: addl $8, %esp
|
|
; X86-NEXT: popl %esi
|
|
; X86-NEXT: retl
|
|
;
|
|
; X64-LABEL: t21_sret_to_non_sret:
|
|
; X64: # %bb.0:
|
|
; X64-NEXT: pushq %rbx
|
|
; X64-NEXT: movq %rdi, %rbx
|
|
; X64-NEXT: callq t21_f_non_sret
|
|
; X64-NEXT: movq %rbx, %rax
|
|
; X64-NEXT: popq %rbx
|
|
; X64-NEXT: retq
|
|
;
|
|
; X32-LABEL: t21_sret_to_non_sret:
|
|
; X32: # %bb.0:
|
|
; X32-NEXT: pushq %rbx
|
|
; X32-NEXT: movq %rdi, %rbx
|
|
; X32-NEXT: callq t21_f_non_sret
|
|
; X32-NEXT: movl %ebx, %eax
|
|
; X32-NEXT: popq %rbx
|
|
; X32-NEXT: retq
|
|
tail call fastcc void @t21_f_non_sret(%struct.foo* %agg.result) nounwind
|
|
ret void
|
|
}
|
|
|
|
define ccc void @t22_non_sret_to_sret(%struct.foo* %agg.result) nounwind {
|
|
; i686 not tailcallable, as sret is callee-pop here.
|
|
; X86-LABEL: t22_non_sret_to_sret:
|
|
; X86: # %bb.0:
|
|
; X86-NEXT: subl $12, %esp
|
|
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
|
|
; X86-NEXT: movl %eax, (%esp)
|
|
; X86-NEXT: calll t22_f_sret@PLT
|
|
; X86-NEXT: addl $8, %esp
|
|
; X86-NEXT: retl
|
|
;
|
|
; X64-LABEL: t22_non_sret_to_sret:
|
|
; X64: # %bb.0:
|
|
; X64-NEXT: jmp t22_f_sret@PLT # TAILCALL
|
|
;
|
|
; X32-LABEL: t22_non_sret_to_sret:
|
|
; X32: # %bb.0:
|
|
; X32-NEXT: jmp t22_f_sret@PLT # TAILCALL
|
|
tail call ccc void @t22_f_sret(%struct.foo* noalias sret(%struct.foo) %agg.result) nounwind
|
|
ret void
|
|
}
|
|
|
|
declare dso_local fastcc void @t21_f_sret(%struct.foo* noalias sret(%struct.foo)) nounwind
|
|
declare dso_local fastcc void @t21_f_sret2(%struct.foo* noalias sret(%struct.foo), %struct.foo* noalias) nounwind
|
|
declare dso_local fastcc void @t21_f_non_sret(%struct.foo*) nounwind
|
|
|
|
declare ccc void @t22_f_sret(%struct.foo* noalias sret(%struct.foo)) nounwind
|
|
|
|
declare ccc void @f_sret(%struct.foo* noalias sret(%struct.foo), i32, i32) nounwind
|