[llvm] r306546 - [X86] Added BSWAP tests for illegal i64/i128/i256 'wide' scalar integers
Simon Pilgrim via llvm-commits
llvm-commits at lists.llvm.org
Wed Jun 28 07:07:51 PDT 2017
Author: rksimon
Date: Wed Jun 28 07:07:50 2017
New Revision: 306546
URL: http://llvm.org/viewvc/llvm-project?rev=306546&view=rev
Log:
[X86] Added BSWAP tests for illegal i64/i128/i256 'wide' scalar integers
Added:
llvm/trunk/test/CodeGen/X86/bswap-wide-int.ll
Added: llvm/trunk/test/CodeGen/X86/bswap-wide-int.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/bswap-wide-int.ll?rev=306546&view=auto
==============================================================================
--- llvm/trunk/test/CodeGen/X86/bswap-wide-int.ll (added)
+++ llvm/trunk/test/CodeGen/X86/bswap-wide-int.ll Wed Jun 28 07:07:50 2017
@@ -0,0 +1,173 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc < %s -mtriple=i686-unknown-unknown | FileCheck %s --check-prefix=X86
+; RUN: llc < %s -mtriple=i686-unknown-unknown -mattr=+movbe | FileCheck %s --check-prefix=X86-MOVBE
+; RUN: llc < %s -mtriple=x86_64-unknown-unknown | FileCheck %s --check-prefix=X64
+; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+movbe | FileCheck %s --check-prefix=X64-MOVBE
+
+declare i64 @llvm.bswap.i64(i64)
+declare i128 @llvm.bswap.i128(i128)
+declare i256 @llvm.bswap.i256(i256)
+
+define i64 @bswap_i64(i64 %a0) nounwind {
+; X86-LABEL: bswap_i64:
+; X86: # BB#0:
+; X86-NEXT: movl {{[0-9]+}}(%esp), %edx
+; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
+; X86-NEXT: bswapl %eax
+; X86-NEXT: bswapl %edx
+; X86-NEXT: retl
+;
+; X86-MOVBE-LABEL: bswap_i64:
+; X86-MOVBE: # BB#0:
+; X86-MOVBE-NEXT: movbel {{[0-9]+}}(%esp), %eax
+; X86-MOVBE-NEXT: movbel {{[0-9]+}}(%esp), %edx
+; X86-MOVBE-NEXT: retl
+;
+; X64-LABEL: bswap_i64:
+; X64: # BB#0:
+; X64-NEXT: bswapq %rdi
+; X64-NEXT: movq %rdi, %rax
+; X64-NEXT: retq
+;
+; X64-MOVBE-LABEL: bswap_i64:
+; X64-MOVBE: # BB#0:
+; X64-MOVBE-NEXT: bswapq %rdi
+; X64-MOVBE-NEXT: movq %rdi, %rax
+; X64-MOVBE-NEXT: retq
+ %1 = call i64 @llvm.bswap.i64(i64 %a0)
+ ret i64 %1
+}
+
+define i128 @bswap_i128(i128 %a0) nounwind {
+; X86-LABEL: bswap_i128:
+; X86: # BB#0:
+; X86-NEXT: pushl %edi
+; X86-NEXT: pushl %esi
+; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
+; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
+; X86-NEXT: movl {{[0-9]+}}(%esp), %edx
+; X86-NEXT: movl {{[0-9]+}}(%esp), %esi
+; X86-NEXT: movl {{[0-9]+}}(%esp), %edi
+; X86-NEXT: bswapl %edi
+; X86-NEXT: bswapl %esi
+; X86-NEXT: bswapl %edx
+; X86-NEXT: bswapl %ecx
+; X86-NEXT: movl %ecx, 12(%eax)
+; X86-NEXT: movl %edx, 8(%eax)
+; X86-NEXT: movl %esi, 4(%eax)
+; X86-NEXT: movl %edi, (%eax)
+; X86-NEXT: popl %esi
+; X86-NEXT: popl %edi
+; X86-NEXT: retl $4
+;
+; X86-MOVBE-LABEL: bswap_i128:
+; X86-MOVBE: # BB#0:
+; X86-MOVBE-NEXT: pushl %edi
+; X86-MOVBE-NEXT: pushl %esi
+; X86-MOVBE-NEXT: movl {{[0-9]+}}(%esp), %eax
+; X86-MOVBE-NEXT: movl {{[0-9]+}}(%esp), %ecx
+; X86-MOVBE-NEXT: movl {{[0-9]+}}(%esp), %edx
+; X86-MOVBE-NEXT: movl {{[0-9]+}}(%esp), %esi
+; X86-MOVBE-NEXT: movl {{[0-9]+}}(%esp), %edi
+; X86-MOVBE-NEXT: movbel %esi, 12(%eax)
+; X86-MOVBE-NEXT: movbel %edi, 8(%eax)
+; X86-MOVBE-NEXT: movbel %ecx, 4(%eax)
+; X86-MOVBE-NEXT: movbel %edx, (%eax)
+; X86-MOVBE-NEXT: popl %esi
+; X86-MOVBE-NEXT: popl %edi
+; X86-MOVBE-NEXT: retl $4
+;
+; X64-LABEL: bswap_i128:
+; X64: # BB#0:
+; X64-NEXT: bswapq %rsi
+; X64-NEXT: bswapq %rdi
+; X64-NEXT: movq %rsi, %rax
+; X64-NEXT: movq %rdi, %rdx
+; X64-NEXT: retq
+;
+; X64-MOVBE-LABEL: bswap_i128:
+; X64-MOVBE: # BB#0:
+; X64-MOVBE-NEXT: bswapq %rsi
+; X64-MOVBE-NEXT: bswapq %rdi
+; X64-MOVBE-NEXT: movq %rsi, %rax
+; X64-MOVBE-NEXT: movq %rdi, %rdx
+; X64-MOVBE-NEXT: retq
+ %1 = call i128 @llvm.bswap.i128(i128 %a0)
+ ret i128 %1
+}
+
+define i256 @bswap_i256(i256 %a0) nounwind {
+; X86-LABEL: bswap_i256:
+; X86: # BB#0:
+; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
+; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
+; X86-NEXT: bswapl %ecx
+; X86-NEXT: movl %ecx, 28(%eax)
+; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
+; X86-NEXT: bswapl %ecx
+; X86-NEXT: movl %ecx, 24(%eax)
+; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
+; X86-NEXT: bswapl %ecx
+; X86-NEXT: movl %ecx, 20(%eax)
+; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
+; X86-NEXT: bswapl %ecx
+; X86-NEXT: movl %ecx, 16(%eax)
+; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
+; X86-NEXT: bswapl %ecx
+; X86-NEXT: movl %ecx, 12(%eax)
+; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
+; X86-NEXT: bswapl %ecx
+; X86-NEXT: movl %ecx, 8(%eax)
+; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
+; X86-NEXT: bswapl %ecx
+; X86-NEXT: movl %ecx, 4(%eax)
+; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
+; X86-NEXT: bswapl %ecx
+; X86-NEXT: movl %ecx, (%eax)
+; X86-NEXT: retl $4
+;
+; X86-MOVBE-LABEL: bswap_i256:
+; X86-MOVBE: # BB#0:
+; X86-MOVBE-NEXT: movl {{[0-9]+}}(%esp), %eax
+; X86-MOVBE-NEXT: movl {{[0-9]+}}(%esp), %ecx
+; X86-MOVBE-NEXT: movbel %ecx, 28(%eax)
+; X86-MOVBE-NEXT: movl {{[0-9]+}}(%esp), %ecx
+; X86-MOVBE-NEXT: movbel %ecx, 24(%eax)
+; X86-MOVBE-NEXT: movl {{[0-9]+}}(%esp), %ecx
+; X86-MOVBE-NEXT: movbel %ecx, 20(%eax)
+; X86-MOVBE-NEXT: movl {{[0-9]+}}(%esp), %ecx
+; X86-MOVBE-NEXT: movbel %ecx, 16(%eax)
+; X86-MOVBE-NEXT: movl {{[0-9]+}}(%esp), %ecx
+; X86-MOVBE-NEXT: movbel %ecx, 12(%eax)
+; X86-MOVBE-NEXT: movl {{[0-9]+}}(%esp), %ecx
+; X86-MOVBE-NEXT: movbel %ecx, 8(%eax)
+; X86-MOVBE-NEXT: movl {{[0-9]+}}(%esp), %ecx
+; X86-MOVBE-NEXT: movbel %ecx, 4(%eax)
+; X86-MOVBE-NEXT: movl {{[0-9]+}}(%esp), %ecx
+; X86-MOVBE-NEXT: movbel %ecx, (%eax)
+; X86-MOVBE-NEXT: retl $4
+;
+; X64-LABEL: bswap_i256:
+; X64: # BB#0:
+; X64-NEXT: bswapq %r8
+; X64-NEXT: bswapq %rcx
+; X64-NEXT: bswapq %rdx
+; X64-NEXT: bswapq %rsi
+; X64-NEXT: movq %rsi, 24(%rdi)
+; X64-NEXT: movq %rdx, 16(%rdi)
+; X64-NEXT: movq %rcx, 8(%rdi)
+; X64-NEXT: movq %r8, (%rdi)
+; X64-NEXT: movq %rdi, %rax
+; X64-NEXT: retq
+;
+; X64-MOVBE-LABEL: bswap_i256:
+; X64-MOVBE: # BB#0:
+; X64-MOVBE-NEXT: movbeq %rsi, 24(%rdi)
+; X64-MOVBE-NEXT: movbeq %rdx, 16(%rdi)
+; X64-MOVBE-NEXT: movbeq %rcx, 8(%rdi)
+; X64-MOVBE-NEXT: movbeq %r8, (%rdi)
+; X64-MOVBE-NEXT: movq %rdi, %rax
+; X64-MOVBE-NEXT: retq
+ %1 = call i256 @llvm.bswap.i256(i256 %a0)
+ ret i256 %1
+}
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