mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-10-31 16:02:52 +01:00
34c31df32a
Remove the old IR ordering mechanism and switch to new one. Fix unit test failures. llvm-svn: 182704
127 lines
3.4 KiB
LLVM
127 lines
3.4 KiB
LLVM
; We specify -mcpu explicitly to avoid instruction reordering that happens on
|
|
; some setups (e.g., Atom) from affecting the output.
|
|
; RUN: llc < %s -mcpu=core2 -mtriple=i686-pc-win32 | FileCheck %s -check-prefix=WIN32
|
|
; RUN: llc < %s -mtriple=i686-pc-mingw32 | FileCheck %s -check-prefix=MINGW_X86
|
|
; RUN: llc < %s -mtriple=i386-pc-linux | FileCheck %s -check-prefix=LINUX
|
|
; RUN: llc < %s -mcpu=core2 -O0 -mtriple=i686-pc-win32 | FileCheck %s -check-prefix=WIN32
|
|
; RUN: llc < %s -O0 -mtriple=i686-pc-mingw32 | FileCheck %s -check-prefix=MINGW_X86
|
|
; RUN: llc < %s -O0 -mtriple=i386-pc-linux | FileCheck %s -check-prefix=LINUX
|
|
|
|
; The SysV ABI used by most Unixes and Mingw on x86 specifies that an sret pointer
|
|
; is callee-cleanup. However, in MSVC's cdecl calling convention, sret pointer
|
|
; arguments are caller-cleanup like normal arguments.
|
|
|
|
define void @sret1(i8* sret %x) nounwind {
|
|
entry:
|
|
; WIN32: sret1
|
|
; WIN32: movb $42, (%eax)
|
|
; WIN32-NOT: popl %eax
|
|
; WIN32: {{ret$}}
|
|
|
|
; MINGW_X86: sret1
|
|
; MINGW_X86: ret $4
|
|
|
|
; LINUX: sret1
|
|
; LINUX: ret $4
|
|
|
|
store i8 42, i8* %x, align 4
|
|
ret void
|
|
}
|
|
|
|
define void @sret2(i8* sret %x, i8 %y) nounwind {
|
|
entry:
|
|
; WIN32: sret2
|
|
; WIN32: movb {{.*}}, (%eax)
|
|
; WIN32-NOT: popl %eax
|
|
; WIN32: {{ret$}}
|
|
|
|
; MINGW_X86: sret2
|
|
; MINGW_X86: ret $4
|
|
|
|
; LINUX: sret2
|
|
; LINUX: ret $4
|
|
|
|
store i8 %y, i8* %x
|
|
ret void
|
|
}
|
|
|
|
define void @sret3(i8* sret %x, i8* %y) nounwind {
|
|
entry:
|
|
; WIN32: sret3
|
|
; WIN32: movb $42, (%eax)
|
|
; WIN32-NOT: movb $13, (%eax)
|
|
; WIN32-NOT: popl %eax
|
|
; WIN32: {{ret$}}
|
|
|
|
; MINGW_X86: sret3
|
|
; MINGW_X86: ret $4
|
|
|
|
; LINUX: sret3
|
|
; LINUX: ret $4
|
|
|
|
store i8 42, i8* %x
|
|
store i8 13, i8* %y
|
|
ret void
|
|
}
|
|
|
|
; PR15556
|
|
%struct.S4 = type { i32, i32, i32 }
|
|
|
|
define void @sret4(%struct.S4* noalias sret %agg.result) {
|
|
entry:
|
|
; WIN32: sret4
|
|
; WIN32: movl $42, (%eax)
|
|
; WIN32-NOT: popl %eax
|
|
; WIN32: {{ret$}}
|
|
|
|
; MINGW_X86: sret4
|
|
; MINGW_X86: ret $4
|
|
|
|
; LINUX: sret4
|
|
; LINUX: ret $4
|
|
|
|
%x = getelementptr inbounds %struct.S4* %agg.result, i32 0, i32 0
|
|
store i32 42, i32* %x, align 4
|
|
ret void
|
|
}
|
|
|
|
%struct.S5 = type { i32 }
|
|
%class.C5 = type { i8 }
|
|
|
|
define x86_thiscallcc void @"\01?foo@C5@@QAE?AUS5@@XZ"(%struct.S5* noalias sret %agg.result, %class.C5* %this) {
|
|
entry:
|
|
%this.addr = alloca %class.C5*, align 4
|
|
store %class.C5* %this, %class.C5** %this.addr, align 4
|
|
%this1 = load %class.C5** %this.addr
|
|
%x = getelementptr inbounds %struct.S5* %agg.result, i32 0, i32 0
|
|
store i32 42, i32* %x, align 4
|
|
ret void
|
|
; WIN32: {{^}}"?foo@C5@@QAE?AUS5@@XZ":
|
|
|
|
; The address of the return structure is passed as an implicit parameter.
|
|
; In the -O0 build, %eax is spilled at the beginning of the function, hence we
|
|
; should match both 4(%esp) and 8(%esp).
|
|
; WIN32: {{[48]}}(%esp), %eax
|
|
; WIN32: movl $42, (%eax)
|
|
; WIN32: ret $4
|
|
}
|
|
|
|
define void @call_foo5() {
|
|
entry:
|
|
%c = alloca %class.C5, align 1
|
|
%s = alloca %struct.S5, align 4
|
|
call x86_thiscallcc void @"\01?foo@C5@@QAE?AUS5@@XZ"(%struct.S5* sret %s, %class.C5* %c)
|
|
; WIN32: {{^}}_call_foo5:
|
|
|
|
; Load the address of the result and put it onto stack
|
|
; (through %ecx in the -O0 build).
|
|
; WIN32: leal {{[0-9]+}}(%esp), %e{{[a-d]}}x
|
|
; WIN32: movl %e{{[a-d]}}x, (%e{{([a-d]x)|(sp)}})
|
|
|
|
; The this pointer goes to ECX.
|
|
; WIN32-NEXT: leal {{[0-9]+}}(%esp), %ecx
|
|
; WIN32-NEXT: calll "?foo@C5@@QAE?AUS5@@XZ"
|
|
; WIN32: ret
|
|
ret void
|
|
}
|