1 ; RUN: llc < %s -mtriple=x86_64-linux | FileCheck %s 2 ; RUN: llc < %s -mtriple=x86_64-win32 | FileCheck %s 3 ; RUN: llc < %s -mtriple=x86_64-linux-gnux32 | FileCheck %s 4 ; RUN: llc < %s -mtriple=x86_64-nacl | FileCheck %s 5 6 define i32 @test1(i32 %x) nounwind { 7 %tmp1 = shl i32 %x, 3 8 %tmp2 = add i32 %tmp1, 7 9 ret i32 %tmp2 10 ; CHECK-LABEL: test1: 11 ; CHECK: leal 7(,%r[[A0:di|cx]],8), %eax 12 } 13 14 15 ; ISel the add of -4 with a neg and use an lea for the rest of the 16 ; arithemtic. 17 define i32 @test2(i32 %x_offs) nounwind readnone { 18 entry: 19 %t0 = icmp sgt i32 %x_offs, 4 20 br i1 %t0, label %bb.nph, label %bb2 21 22 bb.nph: 23 %tmp = add i32 %x_offs, -5 24 %tmp6 = lshr i32 %tmp, 2 25 %tmp7 = mul i32 %tmp6, -4 26 %tmp8 = add i32 %tmp7, %x_offs 27 %tmp9 = add i32 %tmp8, -4 28 ret i32 %tmp9 29 30 bb2: 31 ret i32 %x_offs 32 ; CHECK-LABEL: test2: 33 ; CHECK: leal -5(%r[[A0:..]]), %eax 34 ; CHECK: andl $-4, %eax 35 ; CHECK: negl %eax 36 ; CHECK: leal -4(%r[[A0]],%rax), %eax 37 } 38
