mirror of
https://github.com/RPCS3/llvm.git
synced 2026-07-19 15:13:49 -04:00
[X86] Regenerate callee-saved test checks to make D65354 diff easier
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@367425 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
@@ -1,3 +1,4 @@
|
||||
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
|
||||
; RUN: llc < %s -mtriple=i386-linux-gnu | FileCheck %s
|
||||
|
||||
declare x86_regcallcc i32 @callee(i32 %a0, i32 %b0, i32 %c0, i32 %d0, i32 %e0);
|
||||
@@ -5,47 +6,60 @@ declare x86_regcallcc i32 @callee(i32 %a0, i32 %b0, i32 %c0, i32 %d0, i32 %e0);
|
||||
; In RegCall calling convention, ESI and EDI are callee saved registers.
|
||||
; One might think that the caller could assume that ESI value is the same before
|
||||
; and after calling the callee.
|
||||
; However, RegCall also says that a register that was used for
|
||||
; However, RegCall also says that a register that was used for
|
||||
; passing/returning argumnets, can be assumed to be modified by the callee.
|
||||
; In other words, it is no longer a callee saved register.
|
||||
; In this case we want to see that EDX/ECX values are saved and EDI/ESI are assumed
|
||||
; to be modified by the callee.
|
||||
; This is a hipe CC function that doesn't save any register for the caller.
|
||||
; So we can be sure that there is no other reason to save EDX/ECX.
|
||||
; The caller arguments are expected to be passed (in the following order)
|
||||
; The caller arguments are expected to be passed (in the following order)
|
||||
; in registers: ESI, EBP, EAX, EDX and ECX.
|
||||
define cc 11 i32 @caller(i32 %a0, i32 %b0, i32 %c0, i32 %d0, i32 %e0) nounwind {
|
||||
; CHECK-LABEL: caller:
|
||||
; CHECK: # %bb.0:
|
||||
; CHECK-NEXT: subl $12, %esp
|
||||
; CHECK-NEXT: movl %ecx, {{[-0-9]+}}(%e{{[sb]}}p) # 4-byte Spill
|
||||
; CHECK-NEXT: movl %edx, %ebx
|
||||
; CHECK-NEXT: movl %eax, %edx
|
||||
; CHECK-NEXT: movl %esi, %eax
|
||||
; CHECK-NEXT: movl %ebp, %ecx
|
||||
; CHECK-NEXT: movl %ebx, %edi
|
||||
; CHECK-NEXT: movl {{[-0-9]+}}(%e{{[sb]}}p), %ebp # 4-byte Reload
|
||||
; CHECK-NEXT: movl %ebp, %esi
|
||||
; CHECK-NEXT: calll callee
|
||||
; CHECK-NEXT: leal (%eax,%ebx), %esi
|
||||
; CHECK-NEXT: addl %ebp, %esi
|
||||
; CHECK-NEXT: addl $12, %esp
|
||||
; CHECK-NEXT: retl
|
||||
%b1 = call x86_regcallcc i32 @callee(i32 %a0, i32 %b0, i32 %c0, i32 %d0, i32 %e0)
|
||||
%b2 = add i32 %b1, %d0
|
||||
%b3 = add i32 %b2, %e0
|
||||
ret i32 %b3
|
||||
}
|
||||
; CHECK-LABEL: caller
|
||||
; CHECK: subl $12, %esp
|
||||
; CHECK-NEXT: movl %ecx, 8(%esp)
|
||||
; CHECK-NEXT: movl %edx, %ebx
|
||||
; CHECK-NEXT: movl %eax, %edx
|
||||
; CHECK-NEXT: movl %esi, %eax
|
||||
; CHECK-NEXT: movl %ebp, %ecx
|
||||
; CHECK-NEXT: movl %ebx, %edi
|
||||
; CHECK-NEXT: movl 8(%esp), %ebp
|
||||
; CHECK-NEXT: movl %ebp, %esi
|
||||
; CHECK-NEXT: calll callee
|
||||
; CHECK-NEXT: leal (%eax,%ebx), %esi
|
||||
; CHECK-NEXT: addl %ebp, %esi
|
||||
; CHECK-NEXT: addl $12, %esp
|
||||
; CHECK-NEXT: retl
|
||||
|
||||
!hipe.literals = !{ !0, !1, !2 }
|
||||
!0 = !{ !"P_NSP_LIMIT", i32 120 }
|
||||
!1 = !{ !"X86_LEAF_WORDS", i32 24 }
|
||||
!2 = !{ !"AMD64_LEAF_WORDS", i32 18 }
|
||||
|
||||
; Make sure that the callee doesn't save parameters that were passed as arguments.
|
||||
; The caller arguments are expected to be passed (in the following order)
|
||||
; The caller arguments are expected to be passed (in the following order)
|
||||
; in registers: EAX, ECX, EDX, EDI and ESI.
|
||||
; The result will return in EAX, ECX and EDX.
|
||||
define x86_regcallcc {i32, i32, i32} @test_callee(i32 %a0, i32 %b0, i32 %c0, i32 %d0, i32 %e0) nounwind {
|
||||
; CHECK-LABEL: test_callee:
|
||||
; CHECK: # %bb.0:
|
||||
; CHECK-NEXT: leal (,%esi,8), %ecx
|
||||
; CHECK-NEXT: subl %esi, %ecx
|
||||
; CHECK-NEXT: movl $5, %eax
|
||||
; CHECK-NEXT: xorl %edx, %edx
|
||||
; CHECK-NEXT: divl %esi
|
||||
; CHECK-NEXT: movl %eax, %esi
|
||||
; CHECK-NEXT: leal (,%edi,8), %edx
|
||||
; CHECK-NEXT: subl %edi, %edx
|
||||
; CHECK-NEXT: movl %ecx, %eax
|
||||
; CHECK-NEXT: movl %esi, %ecx
|
||||
; CHECK-NEXT: retl
|
||||
%b1 = mul i32 7, %e0
|
||||
%b2 = udiv i32 5, %e0
|
||||
%b3 = mul i32 7, %d0
|
||||
@@ -54,7 +68,3 @@ define x86_regcallcc {i32, i32, i32} @test_callee(i32 %a0, i32 %b0, i32 %c0, i32
|
||||
%b6 = insertvalue {i32, i32, i32} %b5, i32 %b3, 2
|
||||
ret {i32, i32, i32} %b6
|
||||
}
|
||||
; CHECK-LABEL: test_callee
|
||||
; CHECK-NOT: pushl %esi
|
||||
; CHECK-NOT: pushl %edi
|
||||
; CHECK: retl
|
||||
|
||||
Reference in New Issue
Block a user