| ; RUN: llc < %s -print-machineinstrs=expand-isel-pseudos -o /dev/null 2>&1 | FileCheck %s |
| |
| ; Make sure we have the correct weight attached to each successor. |
| define i32 @test2(i32 %x) nounwind uwtable readnone ssp { |
| ; CHECK: Machine code for function test2: |
| entry: |
| %conv = sext i32 %x to i64 |
| switch i64 %conv, label %return [ |
| i64 0, label %sw.bb |
| i64 1, label %sw.bb |
| i64 4, label %sw.bb |
| i64 5, label %sw.bb1 |
| ], !prof !0 |
| ; CHECK: BB#0: derived from LLVM BB %entry |
| ; CHECK: Successors according to CFG: BB#2(64) BB#4(14) |
| ; CHECK: BB#4: derived from LLVM BB %entry |
| ; CHECK: Successors according to CFG: BB#1(10) BB#5(4) |
| ; CHECK: BB#5: derived from LLVM BB %entry |
| ; CHECK: Successors according to CFG: BB#1(4) BB#3(7) |
| |
| sw.bb: |
| br label %return |
| |
| sw.bb1: |
| br label %return |
| |
| return: |
| %retval.0 = phi i32 [ 5, %sw.bb1 ], [ 1, %sw.bb ], [ 0, %entry ] |
| ret i32 %retval.0 |
| } |
| |
| !0 = metadata !{metadata !"branch_weights", i32 7, i32 6, i32 4, i32 4, i32 64} |
