92 lines
2.6 KiB
LLVM
92 lines
2.6 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -mtriple=x86_64-linux-gnu -global-isel -verify-machineinstrs < %s -o - | FileCheck %s --check-prefix=X64
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; RUN: llc -mtriple=i686-linux-gnu -global-isel -verify-machineinstrs < %s -o - | FileCheck %s --check-prefix=X86
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define i8 @test_mul_i8(i8 %arg1, i8 %arg2) nounwind {
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; X64-LABEL: test_mul_i8:
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; X64: # %bb.0:
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; X64-NEXT: movsbl %dil, %eax
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; X64-NEXT: imulb %sil
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; X64-NEXT: retq
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;
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; X86-LABEL: test_mul_i8:
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; X86: # %bb.0:
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; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
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; X86-NEXT: cbtw
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; X86-NEXT: imulb %cl
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; X86-NEXT: retl
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%ret = mul i8 %arg1, %arg2
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ret i8 %ret
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}
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define i16 @test_mul_i16(i16 %arg1, i16 %arg2) nounwind {
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; X64-LABEL: test_mul_i16:
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; X64: # %bb.0:
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; X64-NEXT: movl %esi, %eax
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; X64-NEXT: imulw %di, %ax
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; X64-NEXT: # kill: def $ax killed $ax killed $eax
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; X64-NEXT: retq
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;
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; X86-LABEL: test_mul_i16:
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; X86: # %bb.0:
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; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
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; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X86-NEXT: imulw %cx, %ax
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; X86-NEXT: # kill: def $ax killed $ax killed $eax
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; X86-NEXT: retl
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%ret = mul i16 %arg1, %arg2
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ret i16 %ret
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}
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define i32 @test_mul_i32(i32 %arg1, i32 %arg2) nounwind {
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; X64-LABEL: test_mul_i32:
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; X64: # %bb.0:
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; X64-NEXT: movl %esi, %eax
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; X64-NEXT: imull %edi, %eax
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; X64-NEXT: retq
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;
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; X86-LABEL: test_mul_i32:
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; X86: # %bb.0:
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; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X86-NEXT: imull {{[0-9]+}}(%esp), %eax
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; X86-NEXT: retl
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%ret = mul i32 %arg1, %arg2
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ret i32 %ret
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}
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define i64 @test_mul_i64(i64 %arg1, i64 %arg2) nounwind {
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; X64-LABEL: test_mul_i64:
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; X64: # %bb.0:
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; X64-NEXT: movq %rsi, %rax
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; X64-NEXT: imulq %rdi, %rax
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; X64-NEXT: retq
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;
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; X86-LABEL: test_mul_i64:
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; X86: # %bb.0:
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; X86-NEXT: pushl %edi
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; X86-NEXT: pushl %esi
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; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X86-NEXT: movl {{[0-9]+}}(%esp), %edx
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; X86-NEXT: movl {{[0-9]+}}(%esp), %esi
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; X86-NEXT: imull %eax, %esi
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; X86-NEXT: movl %eax, %ecx
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; X86-NEXT: imull %edx, %ecx
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; X86-NEXT: movl {{[0-9]+}}(%esp), %edi
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; X86-NEXT: imull %edx, %edi
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; X86-NEXT: addl %edi, %esi
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; X86-NEXT: mull %edx
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; X86-NEXT: addl %esi, %edx
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; X86-NEXT: movl %ecx, %eax
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; X86-NEXT: popl %esi
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; X86-NEXT: popl %edi
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; X86-NEXT: retl
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%ret = mul i64 %arg1, %arg2
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ret i64 %ret
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}
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;TODO: instruction selection not supported yet
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;define i128 @test_mul_i128(i128 %arg1, i128 %arg2) nounwind {
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; %ret = mul i128 %arg1, %arg2
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; ret i128 %ret
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;}
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