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