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[x86] Teach my test updating script about another quirk of the printed

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asm and port the mmx vector shuffle test to it.

Not thrilled with how it handles the stack manipulation logic, but I'm
much less bothered by that than I am by updating the test manually. =]
If anyone wants to teach the test checks management script about stack
adjustment patterns, that'd be cool too.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229268 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chandler Carruth 2015-02-15 00:08:01 +00:00
parent 6d5ee8a8b5
commit da0198de41
2 changed files with 65 additions and 14 deletions
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77
test/CodeGen/X86/vector-shuffle-mmx.ll
View File

@ -1,15 +1,23 @@
; RUN: llc < %s -mtriple=i686-darwin -mattr=+mmx,+sse2 | FileCheck -check-prefix=X32 %s
; RUN: llc < %s -mtriple=x86_64-darwin -mattr=+mmx,+sse2 | FileCheck -check-prefix=X64 %s
; RUN: llc < %s -mtriple=i686-darwin -mattr=+mmx,+sse2 | FileCheck --check-prefix=X32 %s
; RUN: llc < %s -mtriple=x86_64-darwin -mattr=+mmx,+sse2 | FileCheck --check-prefix=X64 %s
; If there is no explicit MMX type usage, always promote to XMM.
define void @test0(<1 x i64>* %x) {
; X32-LABEL: test0
; X64-LABEL: test0
; X32: pshufd $213
; X64: pshufd $213
; X32-NEXT: movlpd %xmm
; X64-NEXT: movq %xmm
; X32-LABEL: test0:
; X32: ## BB#0: ## %entry
; X32-NEXT: movl {{[0-9]+}}(%esp), %eax
; X32-NEXT: movsd {{.*#+}} xmm0 = mem[0],zero
; X32-NEXT: pshufd {{.*#+}} xmm0 = xmm0[1,1,1,3]
; X32-NEXT: movlpd %xmm0, (%eax)
; X32-NEXT: retl
;
; X64-LABEL: test0:
; X64: ## BB#0: ## %entry
; X64-NEXT: movq {{.*#+}} xmm0 = mem[0],zero
; X64-NEXT: pshufd {{.*#+}} xmm0 = xmm0[1,1,1,3]
; X64-NEXT: movq %xmm0, (%rdi)
; X64-NEXT: retq
entry:
%tmp2 = load <1 x i64>* %x
%tmp6 = bitcast <1 x i64> %tmp2 to <2 x i32>
@ -21,10 +29,42 @@ entry:
define void @test1() {
; X32-LABEL: test1:
; X32: pshuflw
; X32-NEXT: pshufhw
; X32-NEXT: pshufd
; X32: maskmovq
; X32: ## BB#0: ## %entry
; X32-NEXT: pushl %edi
; X32-NEXT: Ltmp0:
; X32-NEXT: .cfi_def_cfa_offset 8
; X32-NEXT: subl $16, %esp
; X32-NEXT: Ltmp1:
; X32-NEXT: .cfi_def_cfa_offset 24
; X32-NEXT: Ltmp2:
; X32-NEXT: .cfi_offset %edi, -8
; X32-NEXT: xorpd %xmm0, %xmm0
; X32-NEXT: movlpd %xmm0, (%esp)
; X32-NEXT: movq (%esp), %mm0
; X32-NEXT: pshuflw {{.*#+}} xmm0 = mem[0,2,2,3,4,5,6,7]
; X32-NEXT: pshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,6,6,7]
; X32-NEXT: pshufd {{.*#+}} xmm0 = xmm0[0,2,2,3]
; X32-NEXT: movlpd %xmm0, {{[0-9]+}}(%esp)
; X32-NEXT: movq {{[0-9]+}}(%esp), %mm1
; X32-NEXT: xorl %edi, %edi
; X32-NEXT: maskmovq %mm1, %mm0
; X32-NEXT: addl $16, %esp
; X32-NEXT: popl %edi
; X32-NEXT: retl
;
; X64-LABEL: test1:
; X64: ## BB#0: ## %entry
; X64-NEXT: xorps %xmm0, %xmm0
; X64-NEXT: movq %xmm0, -{{[0-9]+}}(%rsp)
; X64-NEXT: movq -{{[0-9]+}}(%rsp), %mm0
; X64-NEXT: pshuflw {{.*#+}} xmm0 = mem[0,2,2,3,4,5,6,7]
; X64-NEXT: pshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,6,6,7]
; X64-NEXT: pshufd {{.*#+}} xmm0 = xmm0[0,2,2,3]
; X64-NEXT: movq %xmm0, -{{[0-9]+}}(%rsp)
; X64-NEXT: movq -{{[0-9]+}}(%rsp), %mm1
; X64-NEXT: xorl %edi, %edi
; X64-NEXT: maskmovq %mm1, %mm0
; X64-NEXT: retq
entry:
%tmp528 = bitcast <8 x i8> zeroinitializer to <2 x i32>
%tmp529 = and <2 x i32> %tmp528, bitcast (<4 x i16> < i16 -32640, i16 16448, i16 8224, i16 4112 > to <2 x i32>)
@ -41,10 +81,21 @@ entry:
define void @test2() nounwind {
; X32-LABEL: test2:
; X32: movsd
; X32: ## BB#0: ## %entry
; X32-NEXT: movl L_tmp_V2i$non_lazy_ptr, %eax
; X32-NEXT: movsd {{.*#+}} xmm0 = mem[0],zero
; X32-NEXT: movlhps {{.*#+}} xmm0 = xmm0[0,0]
; X32-NEXT: pshufd {{.*#+}} xmm0 = xmm0[0,2,2,3]
; X32-NEXT: movlpd %xmm0, (%eax)
; X32-NEXT: retl
;
; X64-LABEL: test2:
; X64: ## BB#0: ## %entry
; X64-NEXT: movq _tmp_V2i@{{.*}}(%rip), %rax
; X64-NEXT: movq {{.*#+}} xmm0 = mem[0],zero
; X64-NEXT: pshufd {{.*#+}} xmm0 = xmm0[0,0,0,1]
; X64-NEXT: movq %xmm0, (%rax)
; X64-NEXT: retq
entry:
%0 = load <2 x i32>* @tmp_V2i, align 8
%1 = shufflevector <2 x i32> %0, <2 x i32> undef, <2 x i32> zeroinitializer

2
utils/update_llc_test_checks.py
View File

@ -69,7 +69,7 @@ def main():
asm_function_re = re.compile(
r'^_?(?P<f>[^:]+):[ \t]*#+[ \t]*@(?P=f)\n[^:]*?'
r'(?P<body>^##?[ \t]+[^:]+:.*?)\s*'
r'^\s*(?:[^:\n]+?:\s*\n\s*\.size|\.cfi_endproc|\.globl|\.(?:sub)?section)',
r'^\s*(?:[^:\n]+?:\s*\n\s*\.size|\.cfi_endproc|\.globl|\.comm|\.(?:sub)?section)',
flags=(re.M | re.S))
check_prefix_re = re.compile('--check-prefix=(\S+)')
check_re = re.compile(r'^\s*;\s*([^:]+?)(?:-NEXT|-NOT|-DAG|-LABEL)?:')