[X86][AMX] Clear AMX lit test case.

[LuoYuanke]

Summary

Add nounwind attribute to avoid generating cfi instructions.

[pengfei]

llvm/test/CodeGen/X86/AMX/amx-across-func.ll

6

Seems all alignment should be 64?

llvm/test/CodeGen/X86/AMX/amx-spill.ll

66

Happen to find the directive information was wrong. We may need to keep it to fix the bug.

[pengfei]

llvm/test/CodeGen/X86/AMX/amx-spill.ll

66

There's no problem. Sorry for the noise.

[LuoYuanke]

Address Pengfei's comments.

[pengfei]

LGTM.

llvm/test/CodeGen/X86/AMX/amx-across-func.ll

 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
 ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+amx-int8 -mattr=+avx512f -verify-machineinstrs | FileCheck %s
 
 %struct.__tile_str = type <{ i16, i16, [60 x i8], <256 x i32> }>
 
-@buf = dso_local global [3072 x i8] zeroinitializer, align 16
+@buf = dso_local global [3072 x i8] zeroinitializer, align 64
 
-define dso_local void @test_api(i16 signext %0, i16 signext %1) local_unnamed_addr {
+define dso_local void @test_api(i16 signext %0, i16 signext %1) nounwind {
 ; CHECK-LABEL: test_api:
 ; CHECK:       # %bb.0:
 ; CHECK-NEXT:    pushq %rbp
-; CHECK-NEXT:    .cfi_def_cfa_offset 16
 ; CHECK-NEXT:    pushq %r15
-; CHECK-NEXT:    .cfi_def_cfa_offset 24
 ; CHECK-NEXT:    pushq %r14
-; CHECK-NEXT:    .cfi_def_cfa_offset 32
 ; CHECK-NEXT:    pushq %rbx
-; CHECK-NEXT:    .cfi_def_cfa_offset 40
 ; CHECK-NEXT:    subq $4056, %rsp # imm = 0xFD8
-; CHECK-NEXT:    .cfi_def_cfa_offset 4096
-; CHECK-NEXT:    .cfi_offset %rbx, -40
-; CHECK-NEXT:    .cfi_offset %r14, -32
-; CHECK-NEXT:    .cfi_offset %r15, -24
-; CHECK-NEXT:    .cfi_offset %rbp, -16
 ; CHECK-NEXT:    movl %esi, %ebx
 ; CHECK-NEXT:    movl %edi, %ebp
 ; CHECK-NEXT:    vpxord %zmm0, %zmm0, %zmm0
 ; CHECK-NEXT:    vmovdqu64 %zmm0, {{[0-9]+}}(%rsp)
 ; CHECK-NEXT:    movb $1, {{[0-9]+}}(%rsp)
 ; CHECK-NEXT:    movb %bpl, {{[0-9]+}}(%rsp)
 ; CHECK-NEXT:    movw %bx, {{[0-9]+}}(%rsp)
 ; CHECK-NEXT:    movb %bpl, {{[0-9]+}}(%rsp)

 ; CHECK-NEXT:    tileloadd (%rax,%r14), %tmm0
 ; CHECK-NEXT:    movabsq $64, %rcx
 ; CHECK-NEXT:    tileloadd 2048(%rsp,%rcx), %tmm1 # 1024-byte Folded Reload
 ; CHECK-NEXT:    movabsq $64, %rcx
 ; CHECK-NEXT:    tileloadd 1024(%rsp,%rcx), %tmm2 # 1024-byte Folded Reload
 ; CHECK-NEXT:    tdpbssd %tmm2, %tmm1, %tmm0
 ; CHECK-NEXT:    tilestored %tmm0, (%rax,%r14)
 ; CHECK-NEXT:    addq $4056, %rsp # imm = 0xFD8
-; CHECK-NEXT:    .cfi_def_cfa_offset 40
 ; CHECK-NEXT:    popq %rbx
-; CHECK-NEXT:    .cfi_def_cfa_offset 32
 ; CHECK-NEXT:    popq %r14
-; CHECK-NEXT:    .cfi_def_cfa_offset 24
 ; CHECK-NEXT:    popq %r15
-; CHECK-NEXT:    .cfi_def_cfa_offset 16
 ; CHECK-NEXT:    popq %rbp
-; CHECK-NEXT:    .cfi_def_cfa_offset 8
 ; CHECK-NEXT:    tilerelease
 ; CHECK-NEXT:    retq
   %3 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 %0, i16 8, i8* getelementptr inbounds ([3072 x i8], [3072 x i8]* @buf, i64 0, i64 0), i64 32)
   %4 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 8, i16 %1, i8* getelementptr inbounds ([3072 x i8], [3072 x i8]* @buf, i64 0, i64 1024), i64 32)
   tail call void (...) @foo()
   %5 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 %0, i16 %1, i8* getelementptr inbounds ([3072 x i8], [3072 x i8]* @buf, i64 0, i64 2048), i64 32)
   %6 = tail call x86_amx @llvm.x86.tdpbssd.internal(i16 %0, i16 %1, i16 8, x86_amx %5, x86_amx %3, x86_amx %4)
   tail call void @llvm.x86.tilestored64.internal(i16 %0, i16 %1, i8* getelementptr inbounds ([3072 x i8], [3072 x i8]* @buf, i64 0, i64 2048), i64 32, x86_amx %6)
   ret void
 }
 
-declare dso_local void @foo(...) local_unnamed_addr
+declare dso_local void @foo(...)
 
 declare x86_amx @llvm.x86.tileloadd64.internal(i16, i16, i8*, i64)
 declare x86_amx @llvm.x86.tdpbssd.internal(i16, i16, i16, x86_amx, x86_amx, x86_amx)
 declare void @llvm.x86.tilestored64.internal(i16, i16, i8*, i64, x86_amx)

llvm/test/CodeGen/X86/AMX/amx-config.ll

 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
 ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+amx-int8 -mattr=+avx512f -verify-machineinstrs | FileCheck %s
 
-@buf = dso_local global [1024 x i8] zeroinitializer, align 16
-@buf2 = dso_local global [1024 x i8] zeroinitializer, align 16
+@buf = dso_local global [1024 x i8] zeroinitializer, align 64
+@buf2 = dso_local global [1024 x i8] zeroinitializer, align 64
 
 ; Function Attrs: nounwind uwtable
-define dso_local void @test_api(i32 %0, i16 signext %1, i16 signext %2) local_unnamed_addr {
+define dso_local void @test_api(i32 %0, i16 signext %1, i16 signext %2) {
 ; CHECK-LABEL: test_api:
 ; CHECK:       # %bb.0:
 ; CHECK-NEXT:    testl %edi, %edi
 ; CHECK-NEXT:    movsbl %sil, %eax
 ; CHECK-NEXT:    vpxord %zmm0, %zmm0, %zmm0
 ; CHECK-NEXT:    vmovdqu64 %zmm0, -{{[0-9]+}}(%rsp)
 ; CHECK-NEXT:    movb $1, -{{[0-9]+}}(%rsp)
 ; CHECK-NEXT:    movb %al, -{{[0-9]+}}(%rsp)

llvm/test/CodeGen/X86/AMX/amx-intrinsic-chain.ll

 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
 ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+amx-int8 -mattr=+avx512f -verify-machineinstrs | FileCheck %s
 
-define dso_local void @test_chain(i8* %A_mem, i8* %B_mem, i8* %C_mem) local_unnamed_addr {
+define dso_local void @test_chain(i8* %A_mem, i8* %B_mem, i8* %C_mem) {
 ; CHECK-LABEL: test_chain:
 ; CHECK:       # %bb.0: # %entry
 ; CHECK-NEXT:    vpxord %zmm0, %zmm0, %zmm0
 ; CHECK-NEXT:    vmovdqu64 %zmm0, -{{[0-9]+}}(%rsp)
 ; CHECK-NEXT:    movb $1, -{{[0-9]+}}(%rsp)
 ; CHECK-NEXT:    movb $16, -{{[0-9]+}}(%rsp)
 ; CHECK-NEXT:    movw $64, -{{[0-9]+}}(%rsp)
 ; CHECK-NEXT:    movb $16, -{{[0-9]+}}(%rsp)

llvm/test/CodeGen/X86/AMX/amx-spill-merge.ll

 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
 ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+amx-int8 -mattr=+avx512f -verify-machineinstrs | FileCheck %s
 
-@buf = dso_local global [3072 x i8] zeroinitializer, align 16
+@buf = dso_local global [3072 x i8] zeroinitializer, align 64
 
 define dso_local void @test_api(i16 signext %0, i16 signext %1) local_unnamed_addr {
 ; CHECK-LABEL: test_api:
 ; CHECK:       # %bb.0:
 ; CHECK-NEXT:    pushq %rbp
 ; CHECK-NEXT:    .cfi_def_cfa_offset 16
 ; CHECK-NEXT:    pushq %r15
 ; CHECK-NEXT:    .cfi_def_cfa_offset 24

llvm/test/CodeGen/X86/AMX/amx-spill.ll

 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
 ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+amx-int8 -mattr=+avx512f -verify-machineinstrs | FileCheck %s
 
-@buf = dso_local global [1024 x i8] zeroinitializer, align 16
-@buf2 = dso_local global [1024 x i8] zeroinitializer, align 16
+@buf = dso_local global [1024 x i8] zeroinitializer, align 64
+@buf2 = dso_local global [1024 x i8] zeroinitializer, align 64
 
-define dso_local void @test_api(i32 %0, i16 signext %1, i16 signext %2) local_unnamed_addr {
+define dso_local void @test_api(i32 %0, i16 signext %1, i16 signext %2) nounwind {
 ; CHECK-LABEL: test_api:
 ; CHECK:       # %bb.0:
 ; CHECK-NEXT:    subq $2936, %rsp # imm = 0xB78
-; CHECK-NEXT:    .cfi_def_cfa_offset 2944
 ; CHECK-NEXT:    vpxord %zmm0, %zmm0, %zmm0
 ; CHECK-NEXT:    vmovdqu64 %zmm0, {{[0-9]+}}(%rsp)
 ; CHECK-NEXT:    movb $1, {{[0-9]+}}(%rsp)
 ; CHECK-NEXT:    movb %dl, {{[0-9]+}}(%rsp)
 ; CHECK-NEXT:    movw %dx, {{[0-9]+}}(%rsp)
 ; CHECK-NEXT:    movb %dl, {{[0-9]+}}(%rsp)
 ; CHECK-NEXT:    movw %dx, {{[0-9]+}}(%rsp)
 ; CHECK-NEXT:    movb %sil, {{[0-9]+}}(%rsp)

 ; CHECK-NEXT:    tileloadd 896(%rsp,%rax), %tmm7 # 1024-byte Folded Reload
 ; CHECK-NEXT:    tdpbssd %tmm7, %tmm1, %tmm3
 ; CHECK-NEXT:    tdpbssd %tmm4, %tmm3, %tmm2
 ; CHECK-NEXT:    tdpbssd %tmm5, %tmm2, %tmm0
 ; CHECK-NEXT:    movl $buf, %eax
 ; CHECK-NEXT:    movl $32, %ecx
 ; CHECK-NEXT:    tilestored %tmm0, (%rax,%rcx)
 ; CHECK-NEXT:    addq $2936, %rsp # imm = 0xB78
-; CHECK-NEXT:    .cfi_def_cfa_offset 8
 ; CHECK-NEXT:    tilerelease
 ; CHECK-NEXT:    vzeroupper
 ; CHECK-NEXT:    retq
   %4 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 %1, i16 %2, i8* getelementptr inbounds ([1024 x i8], [1024 x i8]* @buf, i64 0, i64 0), i64 32)
   %5 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 %1, i16 %2, i8* getelementptr inbounds ([1024 x i8], [1024 x i8]* @buf, i64 0, i64 0), i64 32)
   %6 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 %1, i16 %2, i8* getelementptr inbounds ([1024 x i8], [1024 x i8]* @buf, i64 0, i64 0), i64 32)
   %7 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 %2, i16 %2, i8* getelementptr inbounds ([1024 x i8], [1024 x i8]* @buf, i64 0, i64 0), i64 32)
   %8 = tail call x86_amx @llvm.x86.tileloadd64.internal(i16 %2, i16 %2, i8* getelementptr inbounds ([1024 x i8], [1024 x i8]* @buf, i64 0, i64 0), i64 32)

llvm/test/CodeGen/X86/AMX/amx-type.ll

 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
 ; RUN: opt -lower-amx-type %s -S | FileCheck %s
 
 %struct.__tile_str = type { i16, i16, <256 x i32> }
 
-@buf = dso_local global [1024 x i8] zeroinitializer, align 16
-@buf2 = dso_local global [1024 x i8] zeroinitializer, align 16
+@buf = dso_local global [1024 x i8] zeroinitializer, align 64
+@buf2 = dso_local global [1024 x i8] zeroinitializer, align 64
 
 ; test bitcast x86_amx to <256 x i32>
 define dso_local void @test_user_empty(i16 %m, i16 %n, i8 *%buf, i64 %s) {
 ; CHECK-LABEL: @test_user_empty(
 ; CHECK-NEXT:  entry:
 ; CHECK-NEXT:    [[T1:%.*]] = call x86_amx @llvm.x86.tileloadd64.internal(i16 [[M:%.*]], i16 [[N:%.*]], i8* [[BUF:%.*]], i64 [[S:%.*]])
 ; CHECK-NEXT:    ret void
 ;