; RUN: llc < %s -mtriple=x86_64-linux | FileCheck %s | |
; RUN: llc < %s -mtriple=x86_64-win32 | FileCheck %s | |
define i32 @test1(i32 %x) nounwind { | |
%tmp1 = shl i32 %x, 3 | |
%tmp2 = add i32 %tmp1, 7 | |
ret i32 %tmp2 | |
; CHECK: test1: | |
; CHECK: leal 7(,[[A0:%rdi|%rcx]],8), %eax | |
} | |
; ISel the add of -4 with a neg and use an lea for the rest of the | |
; arithemtic. | |
define i32 @test2(i32 %x_offs) nounwind readnone { | |
entry: | |
%t0 = icmp sgt i32 %x_offs, 4 | |
br i1 %t0, label %bb.nph, label %bb2 | |
bb.nph: | |
%tmp = add i32 %x_offs, -5 | |
%tmp6 = lshr i32 %tmp, 2 | |
%tmp7 = mul i32 %tmp6, -4 | |
%tmp8 = add i32 %tmp7, %x_offs | |
%tmp9 = add i32 %tmp8, -4 | |
ret i32 %tmp9 | |
bb2: | |
ret i32 %x_offs | |
; CHECK: test2: | |
; CHECK: leal -5([[A0]]), %eax | |
; CHECK: andl $-4, %eax | |
; CHECK: negl %eax | |
; CHECK: leal -4([[A0]],%rax), %eax | |
} |