| Serguei Katkov | 4d1dd6b | 2018-01-09 04:37:06 +0000 | [diff] [blame] | 1 | ; RUN: opt -S -codegenprepare -disable-complex-addr-modes=false -addr-sink-new-select=true %s | FileCheck %s --check-prefix=CHECK |
| 2 | target datalayout = |
| 3 | "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128" |
| 4 | target triple = "x86_64-unknown-linux-gnu" |
| 5 | |
| 6 | ; Select when both offset and scale reg are present. |
| 7 | define i64 @test1(i1 %c, i64* %b, i64 %scale) { |
| 8 | ; CHECK-LABEL: @test1 |
| 9 | entry: |
| 10 | ; CHECK-LABEL: entry: |
| 11 | %g = getelementptr inbounds i64, i64* %b, i64 %scale |
| 12 | %g1 = getelementptr inbounds i64, i64* %g, i64 8 |
| 13 | %g2 = getelementptr inbounds i64, i64* %g, i64 16 |
| 14 | %s = select i1 %c, i64* %g1, i64* %g2 |
| 15 | ; CHECK-NOT: sunkaddr |
| 16 | %v = load i64 , i64* %s, align 8 |
| 17 | ret i64 %v |
| 18 | } |
| 19 | |
| Serguei Katkov | 17e5794 | 2018-01-23 12:07:49 +0000 | [diff] [blame] | 20 | @gv1 = external global i8, align 16 |
| 21 | @gv2 = external global i8, align 16 |
| 22 | |
| 23 | ; Select when both GV and base reg are present. |
| 24 | define i8 @test2(i1 %c, i64 %b) { |
| 25 | ; CHECK-LABEL: @test2 |
| 26 | entry: |
| 27 | ; CHECK-LABEL: entry: |
| 28 | %g1 = getelementptr inbounds i8, i8* @gv1, i64 %b |
| 29 | %g2 = getelementptr inbounds i8, i8* @gv2, i64 %b |
| 30 | %s = select i1 %c, i8* %g1, i8* %g2 |
| 31 | ; CHECK-NOT: sunkaddr |
| 32 | %v = load i8 , i8* %s, align 8 |
| 33 | ret i8 %v |
| 34 | } |