| Jakob Stoklund Olesen | 39ac325 | 2012-04-16 20:56:42 +0000 | [diff] [blame^] | 1 | ; RUN: llc < %s -march=arm | FileCheck %s |
| Evan Cheng | 02b985c | 2007-01-19 09:20:23 +0000 | [diff] [blame] | 2 | |
| Jakob Stoklund Olesen | 39ac325 | 2012-04-16 20:56:42 +0000 | [diff] [blame^] | 3 | ; CHECK: test1: |
| 4 | ; CHECK: ldr {{.*, \[.*]}}, -r2 |
| 5 | ; CHECK-NOT: ldr |
| 6 | define i32 @test1(i32 %a, i32 %b, i32 %c) { |
| Tanya Lattner | 6263f94 | 2008-02-17 20:02:20 +0000 | [diff] [blame] | 7 | %tmp1 = mul i32 %a, %b ; <i32> [#uses=2] |
| 8 | %tmp2 = inttoptr i32 %tmp1 to i32* ; <i32*> [#uses=1] |
| 9 | %tmp3 = load i32* %tmp2 ; <i32> [#uses=1] |
| 10 | %tmp4 = sub i32 %tmp1, %c ; <i32> [#uses=1] |
| 11 | %tmp5 = mul i32 %tmp4, %tmp3 ; <i32> [#uses=1] |
| 12 | ret i32 %tmp5 |
| Evan Cheng | 02b985c | 2007-01-19 09:20:23 +0000 | [diff] [blame] | 13 | } |
| Tanya Lattner | 6263f94 | 2008-02-17 20:02:20 +0000 | [diff] [blame] | 14 | |
| Jakob Stoklund Olesen | 39ac325 | 2012-04-16 20:56:42 +0000 | [diff] [blame^] | 15 | ; CHECK: test2: |
| 16 | ; CHECK: ldr {{.*, \[.*\]}}, #-16 |
| 17 | ; CHECK-NOT: ldr |
| 18 | define i32 @test2(i32 %a, i32 %b) { |
| 19 | %tmp1 = mul i32 %a, %b ; <i32> [#uses=2] |
| 20 | %tmp2 = inttoptr i32 %tmp1 to i32* ; <i32*> [#uses=1] |
| 21 | %tmp3 = load i32* %tmp2 ; <i32> [#uses=1] |
| 22 | %tmp4 = sub i32 %tmp1, 16 ; <i32> [#uses=1] |
| 23 | %tmp5 = mul i32 %tmp4, %tmp3 ; <i32> [#uses=1] |
| 24 | ret i32 %tmp5 |
| 25 | } |