; 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 %edx, 4(%eax) ; X86-MOVBE-NEXT: movbel %ecx, (%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 }