| Dan Gohman | da594cf | 2009-09-09 00:09:15 +0000 | [diff] [blame] | 1 | ; RUN: llc < %s -march=thumb -mattr=+thumb2 | grep ldrb | count 1 |
| 2 | ; RUN: llc < %s -march=thumb -mattr=+thumb2 | grep ldrh | count 1 |
| 3 | ; RUN: llc < %s -march=thumb -mattr=+thumb2 | grep ldrsb | count 1 |
| 4 | ; RUN: llc < %s -march=thumb -mattr=+thumb2 | grep ldrsh | count 1 |
| Evan Cheng | 503be11 | 2009-06-30 02:15:48 +0000 | [diff] [blame] | 5 | |
| 6 | define i32 @test1(i8* %v.pntr.s0.u1) { |
| 7 | %tmp.u = load i8* %v.pntr.s0.u1 |
| 8 | %tmp1.s = zext i8 %tmp.u to i32 |
| 9 | ret i32 %tmp1.s |
| 10 | } |
| 11 | |
| 12 | define i32 @test2(i16* %v.pntr.s0.u1) { |
| 13 | %tmp.u = load i16* %v.pntr.s0.u1 |
| 14 | %tmp1.s = zext i16 %tmp.u to i32 |
| 15 | ret i32 %tmp1.s |
| 16 | } |
| 17 | |
| 18 | define i32 @test3(i8* %v.pntr.s1.u0) { |
| 19 | %tmp.s = load i8* %v.pntr.s1.u0 |
| 20 | %tmp1.s = sext i8 %tmp.s to i32 |
| 21 | ret i32 %tmp1.s |
| 22 | } |
| 23 | |
| 24 | define i32 @test4() { |
| 25 | %tmp.s = load i16* null |
| 26 | %tmp1.s = sext i16 %tmp.s to i32 |
| 27 | ret i32 %tmp1.s |
| 28 | } |