blob: 0f1a824f00ffd1bc943109bd41bc7153028502a1 [file] [log] [blame]
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=x86_64-pc-linux-gnu | FileCheck %s --check-prefix=X64
; RUN: llc < %s -mtriple=x86_64-pc-linux-gnux32 | FileCheck %s --check-prefix=X64
; RUN: llc < %s -mtriple=i686-pc-linux | FileCheck %s --check-prefix=X86
define i32 @mul4_32(i32 %A) {
; X64-LABEL: mul4_32:
; X64: # %bb.0:
; X64-NEXT: # kill: def $edi killed $edi def $rdi
; X64-NEXT: leal (,%rdi,4), %eax
; X64-NEXT: retq
;
; X86-LABEL: mul4_32:
; X86: # %bb.0:
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
; X86-NEXT: shll $2, %eax
; X86-NEXT: retl
%mul = mul i32 %A, 4
ret i32 %mul
}
define i64 @mul4_64(i64 %A) {
; X64-LABEL: mul4_64:
; X64: # %bb.0:
; X64-NEXT: leaq (,%rdi,4), %rax
; X64-NEXT: retq
;
; X86-LABEL: mul4_64:
; X86: # %bb.0:
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
; X86-NEXT: movl {{[0-9]+}}(%esp), %edx
; X86-NEXT: shldl $2, %eax, %edx
; X86-NEXT: shll $2, %eax
; X86-NEXT: retl
%mul = mul i64 %A, 4
ret i64 %mul
}
define i32 @mul4096_32(i32 %A) {
; X64-LABEL: mul4096_32:
; X64: # %bb.0:
; X64-NEXT: shll $12, %edi
; X64-NEXT: movl %edi, %eax
; X64-NEXT: retq
;
; X86-LABEL: mul4096_32:
; X86: # %bb.0:
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
; X86-NEXT: shll $12, %eax
; X86-NEXT: retl
%mul = mul i32 %A, 4096
ret i32 %mul
}
define i64 @mul4096_64(i64 %A) {
; X64-LABEL: mul4096_64:
; X64: # %bb.0:
; X64-NEXT: shlq $12, %rdi
; X64-NEXT: movq %rdi, %rax
; X64-NEXT: retq
;
; X86-LABEL: mul4096_64:
; X86: # %bb.0:
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
; X86-NEXT: movl {{[0-9]+}}(%esp), %edx
; X86-NEXT: shldl $12, %eax, %edx
; X86-NEXT: shll $12, %eax
; X86-NEXT: retl
%mul = mul i64 %A, 4096
ret i64 %mul
}
define i32 @mulmin4096_32(i32 %A) {
; X64-LABEL: mulmin4096_32:
; X64: # %bb.0:
; X64-NEXT: shll $12, %edi
; X64-NEXT: negl %edi
; X64-NEXT: movl %edi, %eax
; X64-NEXT: retq
;
; X86-LABEL: mulmin4096_32:
; X86: # %bb.0:
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
; X86-NEXT: shll $12, %eax
; X86-NEXT: negl %eax
; X86-NEXT: retl
%mul = mul i32 %A, -4096
ret i32 %mul
}
define i64 @mulmin4096_64(i64 %A) {
; X64-LABEL: mulmin4096_64:
; X64: # %bb.0:
; X64-NEXT: shlq $12, %rdi
; X64-NEXT: negq %rdi
; X64-NEXT: movq %rdi, %rax
; X64-NEXT: retq
;
; X86-LABEL: mulmin4096_64:
; X86: # %bb.0:
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
; X86-NEXT: shldl $12, %eax, %ecx
; X86-NEXT: shll $12, %eax
; X86-NEXT: xorl %edx, %edx
; X86-NEXT: negl %eax
; X86-NEXT: sbbl %ecx, %edx
; X86-NEXT: retl
%mul = mul i64 %A, -4096
ret i64 %mul
}
define i32 @mul3_32(i32 %A) {
; X64-LABEL: mul3_32:
; X64: # %bb.0:
; X64-NEXT: # kill: def $edi killed $edi def $rdi
; X64-NEXT: leal (%rdi,%rdi,2), %eax
; X64-NEXT: retq
;
; X86-LABEL: mul3_32:
; X86: # %bb.0:
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
; X86-NEXT: leal (%eax,%eax,2), %eax
; X86-NEXT: retl
; But why?!
%mul = mul i32 %A, 3
ret i32 %mul
}
define i64 @mul3_64(i64 %A) {
; X64-LABEL: mul3_64:
; X64: # %bb.0:
; X64-NEXT: leaq (%rdi,%rdi,2), %rax
; X64-NEXT: retq
;
; X86-LABEL: mul3_64:
; X86: # %bb.0:
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
; X86-NEXT: leal (%eax,%eax,2), %ecx
; X86-NEXT: movl $3, %eax
; X86-NEXT: mull {{[0-9]+}}(%esp)
; X86-NEXT: addl %ecx, %edx
; X86-NEXT: retl
%mul = mul i64 %A, 3
ret i64 %mul
}
define i32 @mul40_32(i32 %A) {
; X64-LABEL: mul40_32:
; X64: # %bb.0:
; X64-NEXT: # kill: def $edi killed $edi def $rdi
; X64-NEXT: shll $3, %edi
; X64-NEXT: leal (%rdi,%rdi,4), %eax
; X64-NEXT: retq
;
; X86-LABEL: mul40_32:
; X86: # %bb.0:
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
; X86-NEXT: shll $3, %eax
; X86-NEXT: leal (%eax,%eax,4), %eax
; X86-NEXT: retl
%mul = mul i32 %A, 40
ret i32 %mul
}
define i64 @mul40_64(i64 %A) {
; X64-LABEL: mul40_64:
; X64: # %bb.0:
; X64-NEXT: shlq $3, %rdi
; X64-NEXT: leaq (%rdi,%rdi,4), %rax
; X64-NEXT: retq
;
; X86-LABEL: mul40_64:
; X86: # %bb.0:
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
; X86-NEXT: leal (%eax,%eax,4), %ecx
; X86-NEXT: movl $40, %eax
; X86-NEXT: mull {{[0-9]+}}(%esp)
; X86-NEXT: leal (%edx,%ecx,8), %edx
; X86-NEXT: retl
%mul = mul i64 %A, 40
ret i64 %mul
}
define i32 @mul4_32_minsize(i32 %A) minsize {
; X64-LABEL: mul4_32_minsize:
; X64: # %bb.0:
; X64-NEXT: # kill: def $edi killed $edi def $rdi
; X64-NEXT: leal (,%rdi,4), %eax
; X64-NEXT: retq
;
; X86-LABEL: mul4_32_minsize:
; X86: # %bb.0:
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
; X86-NEXT: shll $2, %eax
; X86-NEXT: retl
%mul = mul i32 %A, 4
ret i32 %mul
}
define i32 @mul40_32_minsize(i32 %A) minsize {
; X64-LABEL: mul40_32_minsize:
; X64: # %bb.0:
; X64-NEXT: imull $40, %edi, %eax
; X64-NEXT: retq
;
; X86-LABEL: mul40_32_minsize:
; X86: # %bb.0:
; X86-NEXT: imull $40, {{[0-9]+}}(%esp), %eax
; X86-NEXT: retl
%mul = mul i32 %A, 40
ret i32 %mul
}
define i32 @mul33_32(i32 %A) {
; X64-LABEL: mul33_32:
; X64: # %bb.0:
; X64-NEXT: # kill: def $edi killed $edi def $rdi
; X64-NEXT: movl %edi, %eax
; X64-NEXT: shll $5, %eax
; X64-NEXT: leal (%rax,%rdi), %eax
; X64-NEXT: retq
;
; X86-LABEL: mul33_32:
; X86: # %bb.0:
; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
; X86-NEXT: movl %ecx, %eax
; X86-NEXT: shll $5, %eax
; X86-NEXT: addl %ecx, %eax
; X86-NEXT: retl
%mul = mul i32 %A, 33
ret i32 %mul
}
define i32 @mul31_32(i32 %A) {
; X64-LABEL: mul31_32:
; X64: # %bb.0:
; X64-NEXT: movl %edi, %eax
; X64-NEXT: shll $5, %eax
; X64-NEXT: subl %edi, %eax
; X64-NEXT: retq
;
; X86-LABEL: mul31_32:
; X86: # %bb.0:
; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
; X86-NEXT: movl %ecx, %eax
; X86-NEXT: shll $5, %eax
; X86-NEXT: subl %ecx, %eax
; X86-NEXT: retl
%mul = mul i32 %A, 31
ret i32 %mul
}
define i32 @mul0_32(i32 %A) {
; X64-LABEL: mul0_32:
; X64: # %bb.0:
; X64-NEXT: xorl %eax, %eax
; X64-NEXT: retq
;
; X86-LABEL: mul0_32:
; X86: # %bb.0:
; X86-NEXT: xorl %eax, %eax
; X86-NEXT: retl
%mul = mul i32 %A, 0
ret i32 %mul
}
define i32 @mul4294967295_32(i32 %A) {
; X64-LABEL: mul4294967295_32:
; X64: # %bb.0:
; X64-NEXT: negl %edi
; X64-NEXT: movl %edi, %eax
; X64-NEXT: retq
;
; X86-LABEL: mul4294967295_32:
; X86: # %bb.0:
; X86-NEXT: xorl %eax, %eax
; X86-NEXT: subl {{[0-9]+}}(%esp), %eax
; X86-NEXT: retl
%mul = mul i32 %A, 4294967295
ret i32 %mul
}
define i64 @mul18446744073709551615_64(i64 %A) {
; X64-LABEL: mul18446744073709551615_64:
; X64: # %bb.0:
; X64-NEXT: negq %rdi
; X64-NEXT: movq %rdi, %rax
; X64-NEXT: retq
;
; X86-LABEL: mul18446744073709551615_64:
; X86: # %bb.0:
; X86-NEXT: xorl %edx, %edx
; X86-NEXT: xorl %eax, %eax
; X86-NEXT: subl {{[0-9]+}}(%esp), %eax
; X86-NEXT: sbbl {{[0-9]+}}(%esp), %edx
; X86-NEXT: retl
%mul = mul i64 %A, 18446744073709551615
ret i64 %mul
}
define i32 @test(i32 %a) {
; X64-LABEL: test:
; X64: # %bb.0: # %entry
; X64-NEXT: movl %edi, %eax
; X64-NEXT: shll $5, %eax
; X64-NEXT: subl %edi, %eax
; X64-NEXT: retq
;
; X86-LABEL: test:
; X86: # %bb.0: # %entry
; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
; X86-NEXT: movl %ecx, %eax
; X86-NEXT: shll $5, %eax
; X86-NEXT: subl %ecx, %eax
; X86-NEXT: retl
entry:
%tmp3 = mul i32 %a, 31
ret i32 %tmp3
}
define i32 @test1(i32 %a) {
; X64-LABEL: test1:
; X64: # %bb.0: # %entry
; X64-NEXT: movl %edi, %eax
; X64-NEXT: shll $5, %eax
; X64-NEXT: subl %eax, %edi
; X64-NEXT: movl %edi, %eax
; X64-NEXT: retq
;
; X86-LABEL: test1:
; X86: # %bb.0: # %entry
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
; X86-NEXT: movl %eax, %ecx
; X86-NEXT: shll $5, %ecx
; X86-NEXT: subl %ecx, %eax
; X86-NEXT: retl
entry:
%tmp3 = mul i32 %a, -31
ret i32 %tmp3
}
define i32 @test2(i32 %a) {
; X64-LABEL: test2:
; X64: # %bb.0: # %entry
; X64-NEXT: # kill: def $edi killed $edi def $rdi
; X64-NEXT: movl %edi, %eax
; X64-NEXT: shll $5, %eax
; X64-NEXT: leal (%rax,%rdi), %eax
; X64-NEXT: retq
;
; X86-LABEL: test2:
; X86: # %bb.0: # %entry
; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
; X86-NEXT: movl %ecx, %eax
; X86-NEXT: shll $5, %eax
; X86-NEXT: addl %ecx, %eax
; X86-NEXT: retl
entry:
%tmp3 = mul i32 %a, 33
ret i32 %tmp3
}
define i32 @test3(i32 %a) {
; X64-LABEL: test3:
; X64: # %bb.0: # %entry
; X64-NEXT: # kill: def $edi killed $edi def $rdi
; X64-NEXT: movl %edi, %eax
; X64-NEXT: shll $5, %eax
; X64-NEXT: leal (%rax,%rdi), %eax
; X64-NEXT: negl %eax
; X64-NEXT: retq
;
; X86-LABEL: test3:
; X86: # %bb.0: # %entry
; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
; X86-NEXT: movl %ecx, %eax
; X86-NEXT: shll $5, %eax
; X86-NEXT: addl %ecx, %eax
; X86-NEXT: negl %eax
; X86-NEXT: retl
entry:
%tmp3 = mul i32 %a, -33
ret i32 %tmp3
}
define i64 @test4(i64 %a) {
; X64-LABEL: test4:
; X64: # %bb.0: # %entry
; X64-NEXT: movq %rdi, %rax
; X64-NEXT: shlq $5, %rax
; X64-NEXT: subq %rdi, %rax
; X64-NEXT: retq
;
; X86-LABEL: test4:
; X86: # %bb.0: # %entry
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
; X86-NEXT: movl %eax, %ecx
; X86-NEXT: shll $5, %ecx
; X86-NEXT: subl %eax, %ecx
; X86-NEXT: movl $31, %eax
; X86-NEXT: mull {{[0-9]+}}(%esp)
; X86-NEXT: addl %ecx, %edx
; X86-NEXT: retl
entry:
%tmp3 = mul i64 %a, 31
ret i64 %tmp3
}
define i64 @test5(i64 %a) {
; X64-LABEL: test5:
; X64: # %bb.0: # %entry
; X64-NEXT: movq %rdi, %rax
; X64-NEXT: shlq $5, %rax
; X64-NEXT: subq %rax, %rdi
; X64-NEXT: movq %rdi, %rax
; X64-NEXT: retq
;
; X86-LABEL: test5:
; X86: # %bb.0: # %entry
; X86-NEXT: pushl %esi
; X86-NEXT: .cfi_def_cfa_offset 8
; X86-NEXT: .cfi_offset %esi, -8
; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
; X86-NEXT: movl {{[0-9]+}}(%esp), %esi
; X86-NEXT: movl %esi, %eax
; X86-NEXT: shll $5, %eax
; X86-NEXT: subl %eax, %esi
; X86-NEXT: movl $-31, %edx
; X86-NEXT: movl %ecx, %eax
; X86-NEXT: mull %edx
; X86-NEXT: subl %ecx, %edx
; X86-NEXT: addl %esi, %edx
; X86-NEXT: popl %esi
; X86-NEXT: .cfi_def_cfa_offset 4
; X86-NEXT: retl
entry:
%tmp3 = mul i64 %a, -31
ret i64 %tmp3
}
define i64 @test6(i64 %a) {
; X64-LABEL: test6:
; X64: # %bb.0: # %entry
; X64-NEXT: movq %rdi, %rax
; X64-NEXT: shlq $5, %rax
; X64-NEXT: leaq (%rax,%rdi), %rax
; X64-NEXT: retq
;
; X86-LABEL: test6:
; X86: # %bb.0: # %entry
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
; X86-NEXT: movl %eax, %ecx
; X86-NEXT: shll $5, %ecx
; X86-NEXT: addl %eax, %ecx
; X86-NEXT: movl $33, %eax
; X86-NEXT: mull {{[0-9]+}}(%esp)
; X86-NEXT: addl %ecx, %edx
; X86-NEXT: retl
entry:
%tmp3 = mul i64 %a, 33
ret i64 %tmp3
}
define i64 @test7(i64 %a) {
; X64-LABEL: test7:
; X64: # %bb.0: # %entry
; X64-NEXT: movq %rdi, %rax
; X64-NEXT: shlq $5, %rax
; X64-NEXT: leaq (%rax,%rdi), %rax
; X64-NEXT: negq %rax
; X64-NEXT: retq
;
; X86-LABEL: test7:
; X86: # %bb.0: # %entry
; X86-NEXT: pushl %esi
; X86-NEXT: .cfi_def_cfa_offset 8
; X86-NEXT: .cfi_offset %esi, -8
; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
; X86-NEXT: movl %eax, %esi
; X86-NEXT: shll $5, %esi
; X86-NEXT: addl %eax, %esi
; X86-NEXT: movl $-33, %edx
; X86-NEXT: movl %ecx, %eax
; X86-NEXT: mull %edx
; X86-NEXT: subl %ecx, %edx
; X86-NEXT: subl %esi, %edx
; X86-NEXT: popl %esi
; X86-NEXT: .cfi_def_cfa_offset 4
; X86-NEXT: retl
entry:
%tmp3 = mul i64 %a, -33
ret i64 %tmp3
}
define i64 @testOverflow(i64 %a) {
; X64-LABEL: testOverflow:
; X64: # %bb.0: # %entry
; X64-NEXT: movq %rdi, %rax
; X64-NEXT: shlq $63, %rax
; X64-NEXT: subq %rdi, %rax
; X64-NEXT: retq
;
; X86-LABEL: testOverflow:
; X86: # %bb.0: # %entry
; X86-NEXT: pushl %esi
; X86-NEXT: .cfi_def_cfa_offset 8
; X86-NEXT: .cfi_offset %esi, -8
; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
; X86-NEXT: movl $-1, %edx
; X86-NEXT: movl %ecx, %eax
; X86-NEXT: mull %edx
; X86-NEXT: movl %ecx, %esi
; X86-NEXT: shll $31, %esi
; X86-NEXT: subl %ecx, %esi
; X86-NEXT: addl %esi, %edx
; X86-NEXT: subl {{[0-9]+}}(%esp), %edx
; X86-NEXT: popl %esi
; X86-NEXT: .cfi_def_cfa_offset 4
; X86-NEXT: retl
entry:
%tmp3 = mul i64 %a, 9223372036854775807
ret i64 %tmp3
}
define i64 @testNegOverflow(i64 %a) {
; X64-LABEL: testNegOverflow:
; X64: # %bb.0: # %entry
; X64-NEXT: movq %rdi, %rax
; X64-NEXT: shlq $63, %rax
; X64-NEXT: subq %rax, %rdi
; X64-NEXT: movq %rdi, %rax
; X64-NEXT: retq
;
; X86-LABEL: testNegOverflow:
; X86: # %bb.0: # %entry
; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
; X86-NEXT: movl $1, %edx
; X86-NEXT: movl %ecx, %eax
; X86-NEXT: mull %edx
; X86-NEXT: shll $31, %ecx
; X86-NEXT: addl %ecx, %edx
; X86-NEXT: addl {{[0-9]+}}(%esp), %edx
; X86-NEXT: retl
entry:
%tmp3 = mul i64 %a, -9223372036854775807
ret i64 %tmp3
}