| ; RUN: llc -mcpu=pwr8 -mtriple=powerpc64le-unknown-linux-gnu -verify-machineinstrs -enable-branch-coalesce=true < %s | FileCheck %s |
| ; RUN: llc -mcpu=pwr8 -mtriple=powerpc64-unknown-linux-gnu -verify-machineinstrs -enable-branch-coalesce=true < %s | FileCheck %s |
| |
| ; Function Attrs: nounwind |
| define double @testBranchCoal(double %a, double %b, double %c, i32 %x) { |
| entry: |
| %test = icmp eq i32 %x, 0 |
| %tmp1 = select i1 %test, double %a, double 2.000000e-03 |
| %tmp2 = select i1 %test, double %b, double 0.000000e+00 |
| %tmp3 = select i1 %test, double %c, double 5.000000e-03 |
| |
| %res1 = fadd double %tmp1, %tmp2 |
| %result = fadd double %res1, %tmp3 |
| ret double %result |
| |
| ; CHECK-LABEL: @testBranchCoal |
| ; CHECK: cmplwi [[CMPR:[0-7]+]], 6, 0 |
| ; CHECK: beq [[CMPR]], .LBB[[LAB1:[0-9_]+]] |
| ; CHECK-DAG: addis [[LD1REG:[0-9]+]], 2, .LCPI0_0@toc@ha |
| ; CHECK-DAG: addis [[LD2REG:[0-9]+]], 2, .LCPI0_1@toc@ha |
| ; CHECK-DAG: xxlxor 2, 2, 2 |
| ; CHECK-NOT: beq |
| ; CHECK-DAG: addi [[LD1BASE:[0-9]+]], [[LD1REG]] |
| ; CHECK-DAG: addi [[LD2BASE:[0-9]+]], [[LD2REG]] |
| ; CHECK-DAG: lxsdx 1, 0, [[LD1BASE]] |
| ; CHECK-DAG: lxsdx 3, 0, [[LD2BASE]] |
| ; CHECK: .LBB[[LAB1]] |
| ; CHECK: xsadddp 0, 1, 2 |
| ; CHECK: xsadddp 1, 0, 3 |
| ; CHECK: blr |
| } |
