| Chad Rosier | 620fb22 | 2014-12-12 23:27:40 +0000 | [diff] [blame] | 1 | ; RUN: llc < %s -mtriple=thumbv7-linux-gnueabihf -O1 %s -o - | FileCheck %s |
| 2 | |
| 3 | ; CHECK-LABEL: test_jump_table: |
| Tim Northover | a603c40 | 2015-05-31 19:22:07 +0000 | [diff] [blame] | 4 | ; CHECK: b{{.*}} .LBB |
| Chad Rosier | 620fb22 | 2014-12-12 23:27:40 +0000 | [diff] [blame] | 5 | ; CHECK-NOT: tbh |
| 6 | |
| 7 | define i32 @test_jump_table(i32 %x, float %in) { |
| 8 | |
| 9 | h1: |
| 10 | |
| 11 | %b0 = fadd float %in, 1234.5 |
| 12 | %b1 = fptoui float %b0 to i32 |
| 13 | |
| 14 | switch i32 %x, label %h2 [ |
| 15 | i32 0, label %h3 |
| 16 | i32 2, label %h4 |
| 17 | i32 4, label %h5 |
| 18 | i32 6, label %h6 |
| 19 | ] |
| 20 | |
| 21 | h2: |
| 22 | %a0 = add i32 %x, 5 |
| 23 | br label %h3 |
| 24 | |
| 25 | h3: |
| 26 | %d2 = phi i32 [%b1, %h1], [%a0, %h2] |
| 27 | %d3 = add i32 %d2, 3 |
| 28 | br label %h4 |
| 29 | |
| 30 | h4: |
| 31 | %c2 = phi i32 [%b1, %h1], [%d3, %h3] |
| 32 | %c3 = add i32 %c2, 5 |
| 33 | br label %h5 |
| 34 | |
| 35 | h5: |
| 36 | %a2 = phi i32 [%b1, %h1], [%c3, %h4] |
| 37 | %a3 = add i32 %a2, 6 |
| 38 | br label %h6 |
| 39 | |
| 40 | h6: |
| 41 | %y = phi i32 [0, %h1], [%a3, %h5] |
| 42 | call i32 @llvm.arm.space(i32 2000, i32 undef) |
| 43 | ret i32 %y |
| 44 | |
| 45 | } |
| 46 | |
| 47 | declare i32 @llvm.arm.space(i32, i32) |