[llvm] r375215 - [X86] Regenerate memcmp tests and add X64-AVX512 common prefix
Simon Pilgrim via llvm-commits
llvm-commits at lists.llvm.org
Fri Oct 18 02:59:51 PDT 2019
Author: rksimon
Date: Fri Oct 18 02:59:51 2019
New Revision: 375215
URL: http://llvm.org/viewvc/llvm-project?rev=375215&view=rev
Log:
[X86] Regenerate memcmp tests and add X64-AVX512 common prefix
Should help make the changes in D69157 clearer
Modified:
llvm/trunk/test/CodeGen/X86/memcmp.ll
Modified: llvm/trunk/test/CodeGen/X86/memcmp.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/memcmp.ll?rev=375215&r1=375214&r2=375215&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/memcmp.ll (original)
+++ llvm/trunk/test/CodeGen/X86/memcmp.ll Fri Oct 18 02:59:51 2019
@@ -1,12 +1,12 @@
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
-; RUN: llc < %s -mtriple=i686-unknown-unknown -mattr=cmov | FileCheck %s --check-prefix=X86 --check-prefix=X86-NOSSE
-; RUN: llc < %s -mtriple=i686-unknown-unknown -mattr=+sse | FileCheck %s --check-prefix=X86 --check-prefix=SSE --check-prefix=X86-SSE1
-; RUN: llc < %s -mtriple=i686-unknown-unknown -mattr=+sse2 | FileCheck %s --check-prefix=X86 --check-prefix=SSE --check-prefix=X86-SSE2
-; RUN: llc < %s -mtriple=x86_64-unknown-unknown | FileCheck %s --check-prefix=X64 --check-prefix=X64-SSE2
-; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=avx | FileCheck %s --check-prefix=X64 --check-prefix=X64-AVX --check-prefix=X64-AVX1
-; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=avx2 | FileCheck %s --check-prefix=X64 --check-prefix=X64-AVX --check-prefix=X64-AVX2
-; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=avx512f | FileCheck %s --check-prefix=X64 --check-prefix=X64-AVX512F
-; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=avx512bw | FileCheck %s --check-prefix=X64 --check-prefix=X64-AVX512BW
+; RUN: llc < %s -mtriple=i686-unknown-unknown -mattr=cmov | FileCheck %s --check-prefixes=X86,X86-NOSSE
+; RUN: llc < %s -mtriple=i686-unknown-unknown -mattr=+sse | FileCheck %s --check-prefixes=X86,SSE,X86-SSE1
+; RUN: llc < %s -mtriple=i686-unknown-unknown -mattr=+sse2 | FileCheck %s --check-prefixes=X86,SSE,X86-SSE2
+; RUN: llc < %s -mtriple=x86_64-unknown-unknown | FileCheck %s --check-prefixes=X64,X64-SSE2
+; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=avx | FileCheck %s --check-prefixes=X64,X64-AVX,X64-AVX1
+; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=avx2 | FileCheck %s --check-prefixes=X64,X64-AVX,X64-AVX2
+; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=avx512f | FileCheck %s --check-prefixes=X64,X64-AVX512,X64-AVX512F
+; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=avx512bw | FileCheck %s --check-prefixes=X64,X64-AVX512,X64-AVX512BW
; This tests codegen time inlining/optimization of memcmp
; rdar://6480398
@@ -1007,6 +1007,14 @@ define i1 @length16_eq(i8* %x, i8* %y) n
; X64-AVX-NEXT: vptest %xmm0, %xmm0
; X64-AVX-NEXT: setne %al
; X64-AVX-NEXT: retq
+;
+; X64-AVX512-LABEL: length16_eq:
+; X64-AVX512: # %bb.0:
+; X64-AVX512-NEXT: vmovdqu (%rdi), %xmm0
+; X64-AVX512-NEXT: vpxor (%rsi), %xmm0, %xmm0
+; X64-AVX512-NEXT: vptest %xmm0, %xmm0
+; X64-AVX512-NEXT: setne %al
+; X64-AVX512-NEXT: retq
%call = tail call i32 @memcmp(i8* %x, i8* %y, i64 16) nounwind
%cmp = icmp ne i32 %call, 0
ret i1 %cmp
@@ -1063,6 +1071,14 @@ define i1 @length16_eq_const(i8* %X) nou
; X64-AVX-NEXT: vptest %xmm0, %xmm0
; X64-AVX-NEXT: sete %al
; X64-AVX-NEXT: retq
+;
+; X64-AVX512-LABEL: length16_eq_const:
+; X64-AVX512: # %bb.0:
+; X64-AVX512-NEXT: vmovdqu (%rdi), %xmm0
+; X64-AVX512-NEXT: vpxor {{.*}}(%rip), %xmm0, %xmm0
+; X64-AVX512-NEXT: vptest %xmm0, %xmm0
+; X64-AVX512-NEXT: sete %al
+; X64-AVX512-NEXT: retq
%m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([65 x i8], [65 x i8]* @.str, i32 0, i32 0), i64 16) nounwind
%c = icmp eq i32 %m, 0
ret i1 %c
@@ -1147,14 +1163,26 @@ define i1 @length24_eq(i8* %x, i8* %y) n
; X64-AVX-LABEL: length24_eq:
; X64-AVX: # %bb.0:
; X64-AVX-NEXT: vmovdqu (%rdi), %xmm0
-; X64-AVX-NEXT: vmovq 16(%rdi), %xmm1
-; X64-AVX-NEXT: vmovq 16(%rsi), %xmm2
+; X64-AVX-NEXT: vmovq {{.*#+}} xmm1 = mem[0],zero
+; X64-AVX-NEXT: vmovq {{.*#+}} xmm2 = mem[0],zero
; X64-AVX-NEXT: vpxor %xmm2, %xmm1, %xmm1
; X64-AVX-NEXT: vpxor (%rsi), %xmm0, %xmm0
; X64-AVX-NEXT: vpor %xmm1, %xmm0, %xmm0
; X64-AVX-NEXT: vptest %xmm0, %xmm0
; X64-AVX-NEXT: sete %al
; X64-AVX-NEXT: retq
+;
+; X64-AVX512-LABEL: length24_eq:
+; X64-AVX512: # %bb.0:
+; X64-AVX512-NEXT: vmovdqu (%rdi), %xmm0
+; X64-AVX512-NEXT: vmovq {{.*#+}} xmm1 = mem[0],zero
+; X64-AVX512-NEXT: vmovq {{.*#+}} xmm2 = mem[0],zero
+; X64-AVX512-NEXT: vpxor %xmm2, %xmm1, %xmm1
+; X64-AVX512-NEXT: vpxor (%rsi), %xmm0, %xmm0
+; X64-AVX512-NEXT: vpor %xmm1, %xmm0, %xmm0
+; X64-AVX512-NEXT: vptest %xmm0, %xmm0
+; X64-AVX512-NEXT: sete %al
+; X64-AVX512-NEXT: retq
%call = tail call i32 @memcmp(i8* %x, i8* %y, i64 24) nounwind
%cmp = icmp eq i32 %call, 0
ret i1 %cmp
@@ -1213,13 +1241,24 @@ define i1 @length24_eq_const(i8* %X) nou
; X64-AVX-LABEL: length24_eq_const:
; X64-AVX: # %bb.0:
; X64-AVX-NEXT: vmovdqu (%rdi), %xmm0
-; X64-AVX-NEXT: vmovq 16(%rdi), %xmm1
+; X64-AVX-NEXT: vmovq {{.*#+}} xmm1 = mem[0],zero
; X64-AVX-NEXT: vpxor {{.*}}(%rip), %xmm1, %xmm1
; X64-AVX-NEXT: vpxor {{.*}}(%rip), %xmm0, %xmm0
; X64-AVX-NEXT: vpor %xmm1, %xmm0, %xmm0
; X64-AVX-NEXT: vptest %xmm0, %xmm0
; X64-AVX-NEXT: setne %al
; X64-AVX-NEXT: retq
+;
+; X64-AVX512-LABEL: length24_eq_const:
+; X64-AVX512: # %bb.0:
+; X64-AVX512-NEXT: vmovdqu (%rdi), %xmm0
+; X64-AVX512-NEXT: vmovq {{.*#+}} xmm1 = mem[0],zero
+; X64-AVX512-NEXT: vpxor {{.*}}(%rip), %xmm1, %xmm1
+; X64-AVX512-NEXT: vpxor {{.*}}(%rip), %xmm0, %xmm0
+; X64-AVX512-NEXT: vpor %xmm1, %xmm0, %xmm0
+; X64-AVX512-NEXT: vptest %xmm0, %xmm0
+; X64-AVX512-NEXT: setne %al
+; X64-AVX512-NEXT: retq
%m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([65 x i8], [65 x i8]* @.str, i32 0, i32 0), i64 24) nounwind
%c = icmp ne i32 %m, 0
ret i1 %c
@@ -1315,11 +1354,20 @@ define i1 @length32_eq(i8* %x, i8* %y) n
; X64-AVX2-LABEL: length32_eq:
; X64-AVX2: # %bb.0:
; X64-AVX2-NEXT: vmovdqu (%rdi), %ymm0
-; X64-AVX2-NEXT: vpxor (%rsi), %ymm0, %ymm0
-; X64-AVX2-NEXT: vptest %ymm0, %ymm0
+; X64-AVX2-NEXT: vpxor (%rsi), %ymm0, %ymm0
+; X64-AVX2-NEXT: vptest %ymm0, %ymm0
; X64-AVX2-NEXT: sete %al
; X64-AVX2-NEXT: vzeroupper
; X64-AVX2-NEXT: retq
+;
+; X64-AVX512-LABEL: length32_eq:
+; X64-AVX512: # %bb.0:
+; X64-AVX512-NEXT: vmovdqu (%rdi), %ymm0
+; X64-AVX512-NEXT: vpxor (%rsi), %ymm0, %ymm0
+; X64-AVX512-NEXT: vptest %ymm0, %ymm0
+; X64-AVX512-NEXT: sete %al
+; X64-AVX512-NEXT: vzeroupper
+; X64-AVX512-NEXT: retq
%call = tail call i32 @memcmp(i8* %x, i8* %y, i64 32) nounwind
%cmp = icmp eq i32 %call, 0
ret i1 %cmp
@@ -1390,6 +1438,17 @@ define i1 @length32_eq_prefer128(i8* %x,
; X64-AVX-NEXT: vptest %xmm0, %xmm0
; X64-AVX-NEXT: sete %al
; X64-AVX-NEXT: retq
+;
+; X64-AVX512-LABEL: length32_eq_prefer128:
+; X64-AVX512: # %bb.0:
+; X64-AVX512-NEXT: vmovdqu (%rdi), %xmm0
+; X64-AVX512-NEXT: vmovdqu 16(%rdi), %xmm1
+; X64-AVX512-NEXT: vpxor 16(%rsi), %xmm1, %xmm1
+; X64-AVX512-NEXT: vpxor (%rsi), %xmm0, %xmm0
+; X64-AVX512-NEXT: vpor %xmm1, %xmm0, %xmm0
+; X64-AVX512-NEXT: vptest %xmm0, %xmm0
+; X64-AVX512-NEXT: sete %al
+; X64-AVX512-NEXT: retq
%call = tail call i32 @memcmp(i8* %x, i8* %y, i64 32) nounwind
%cmp = icmp eq i32 %call, 0
ret i1 %cmp
@@ -1464,6 +1523,15 @@ define i1 @length32_eq_const(i8* %X) nou
; X64-AVX2-NEXT: setne %al
; X64-AVX2-NEXT: vzeroupper
; X64-AVX2-NEXT: retq
+;
+; X64-AVX512-LABEL: length32_eq_const:
+; X64-AVX512: # %bb.0:
+; X64-AVX512-NEXT: vmovdqu (%rdi), %ymm0
+; X64-AVX512-NEXT: vpxor {{.*}}(%rip), %ymm0, %ymm0
+; X64-AVX512-NEXT: vptest %ymm0, %ymm0
+; X64-AVX512-NEXT: setne %al
+; X64-AVX512-NEXT: vzeroupper
+; X64-AVX512-NEXT: retq
%m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([65 x i8], [65 x i8]* @.str, i32 0, i32 0), i64 32) nounwind
%c = icmp ne i32 %m, 0
ret i1 %c
@@ -1666,7 +1734,6 @@ define i1 @huge_length_eq(i8* %X, i8* %Y
; X64-NEXT: sete %al
; X64-NEXT: popq %rcx
; X64-NEXT: retq
-
%m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 9223372036854775807) nounwind
%c = icmp eq i32 %m, 0
ret i1 %c
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