maxjhandsome
/
llvm-project
forked from OSchip/llvm-project
1
0
Fork 0
Code Issues Pull Requests Packages Releases Wiki Activity

Emit a simple StackSizesSection on PS4. 

Differential Revision: https://reviews.llvm.org/D130495
This commit is contained in:
Ying Yi 2022-07-19 15:22:14 +01:00 committed by Ying Yi
parent bfe191dfa7
commit 8d46cb343f
2 changed files with 14 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
llvm/lib/MC/MCObjectFileInfo.cpp
View File

@ -1103,7 +1103,8 @@ MCSection *MCObjectFileInfo::getDwarfComdatSection(const char *Name,
MCSection *
MCObjectFileInfo::getStackSizesSection(const MCSection &TextSec) const {
if (Ctx->getObjectFileType() != MCContext::IsELF)
if ((Ctx->getObjectFileType() != MCContext::IsELF) ||
Ctx->getTargetTriple().isPS4())
return StackSizesSection;
const MCSectionELF &ElfSec = static_cast<const MCSectionELF &>(TextSec);

17
llvm/test/CodeGen/X86/stack-size-section.ll
View File

@ -1,8 +1,12 @@
; RUN: llc < %s -mtriple=x86_64-linux -stack-size-section | FileCheck %s
; RUN: llc < %s -mtriple=x86_64-linux -stack-size-section | FileCheck %s --check-prefix=CHECK --check-prefix=GROUPS
; PS4 'as' does not recognize the section attribute "o". So we have a simple .stack_sizes section on PS4.
; RUN: llc < %s -mtriple=x86_64-scei-ps4 -stack-size-section | FileCheck %s --check-prefix=CHECK --check-prefix=NOGROUPS
; CHECK-LABEL: func1:
; CHECK-NEXT: .Lfunc_begin0:
; CHECK: .section .stack_sizes,"o",@progbits,.text{{$}}
; GROUPS: .section .stack_sizes,"o",@progbits,.text{{$}}
; NOGROUPS: .section .stack_sizes,"",@progbits
; CHECK-NEXT: .quad .Lfunc_begin0
; CHECK-NEXT: .byte 8
define void @func1(i32, i32) #0 {
@ -13,7 +17,8 @@ define void @func1(i32, i32) #0 {
; CHECK-LABEL: func2:
; CHECK-NEXT: .Lfunc_begin1:
; CHECK: .section .stack_sizes,"o",@progbits,.text{{$}}
; GROUPS: .section .stack_sizes,"o",@progbits,.text{{$}}
; NOGROUPS: .section .stack_sizes,"",@progbits
; CHECK-NEXT: .quad .Lfunc_begin1
; CHECK-NEXT: .byte 24
define void @func2() #0 {
@ -24,14 +29,16 @@ define void @func2() #0 {
; Check that we still put .stack_sizes into the corresponding COMDAT group if any.
; CHECK: .section .text._Z4fooTIiET_v,"axG",@progbits,_Z4fooTIiET_v,comdat
; CHECK: .section .stack_sizes,"Go",@progbits,_Z4fooTIiET_v,comdat,.text._Z4fooTIiET_v{{$}}
; GROUPS: .section .stack_sizes,"Go",@progbits,_Z4fooTIiET_v,comdat,.text._Z4fooTIiET_v{{$}}
; NOGROUPS: .section .stack_sizes,"",@progbits
$_Z4fooTIiET_v = comdat any
define linkonce_odr dso_local i32 @_Z4fooTIiET_v() comdat {
ret i32 0
}
; CHECK: .section .text.func3,"ax",@progbits
; CHECK: .section .stack_sizes,"o",@progbits,.text.func3{{$}}
; GROUPS: .section .stack_sizes,"o",@progbits,.text.func3{{$}}
; NOGROUPS: .section .stack_sizes,"",@progbits
define dso_local i32 @func3() section ".text.func3" {
%1 = alloca i32, align 4
store i32 0, ptr %1, align 4