| Eli Friedman | a27da98 | 2011-08-08 19:49:37 +0000 | [diff] [blame] | 1 | ; RUN: llc < %s -march=thumb -mcpu=cortex-m3 | FileCheck %s |
| 2 | |
| 3 | define i32 @test1(i16 zeroext %z) nounwind { |
| Stephen Lin | f799e3f | 2013-07-13 20:38:47 +0000 | [diff] [blame^] | 4 | ; CHECK-LABEL: test1: |
| Eli Friedman | a27da98 | 2011-08-08 19:49:37 +0000 | [diff] [blame] | 5 | ; CHECK: sxth |
| 6 | %r = sext i16 %z to i32 |
| 7 | ret i32 %r |
| 8 | } |
| 9 | |
| 10 | define i32 @test2(i8 zeroext %z) nounwind { |
| Stephen Lin | f799e3f | 2013-07-13 20:38:47 +0000 | [diff] [blame^] | 11 | ; CHECK-LABEL: test2: |
| Eli Friedman | a27da98 | 2011-08-08 19:49:37 +0000 | [diff] [blame] | 12 | ; CHECK: sxtb |
| 13 | %r = sext i8 %z to i32 |
| 14 | ret i32 %r |
| 15 | } |
| 16 | |
| 17 | define i32 @test3(i16 signext %z) nounwind { |
| Stephen Lin | f799e3f | 2013-07-13 20:38:47 +0000 | [diff] [blame^] | 18 | ; CHECK-LABEL: test3: |
| Eli Friedman | a27da98 | 2011-08-08 19:49:37 +0000 | [diff] [blame] | 19 | ; CHECK: uxth |
| 20 | %r = zext i16 %z to i32 |
| 21 | ret i32 %r |
| 22 | } |
| 23 | |
| 24 | define i32 @test4(i8 signext %z) nounwind { |
| Stephen Lin | f799e3f | 2013-07-13 20:38:47 +0000 | [diff] [blame^] | 25 | ; CHECK-LABEL: test4: |
| Eli Friedman | a27da98 | 2011-08-08 19:49:37 +0000 | [diff] [blame] | 26 | ; CHECK: uxtb |
| 27 | %r = zext i8 %z to i32 |
| 28 | ret i32 %r |
| 29 | } |