| Dan Gohman | c8054d9 | 2009-09-09 00:09:15 +0000 | [diff] [blame] | 1 | ; RUN: llc < %s -march=arm |
| Bob Wilson | cf1ec2c | 2009-04-01 17:58:54 +0000 | [diff] [blame] | 2 | |
| 3 | ; Test ARM-mode "I" constraint, for any Data Processing immediate. |
| 4 | define i32 @testI(i32 %x) { |
| 5 | %y = call i32 asm "add $0, $1, $2", "=r,r,I"( i32 %x, i32 65280 ) nounwind |
| 6 | ret i32 %y |
| 7 | } |
| 8 | |
| 9 | ; Test ARM-mode "J" constraint, for compatibility with unknown use in GCC. |
| 10 | define void @testJ() { |
| 11 | tail call void asm sideeffect ".word $0", "J"( i32 4080 ) nounwind |
| 12 | ret void |
| 13 | } |
| 14 | |
| 15 | ; Test ARM-mode "K" constraint, for bitwise inverted Data Processing immediates. |
| 16 | define void @testK() { |
| 17 | tail call void asm sideeffect ".word $0", "K"( i32 16777215 ) nounwind |
| 18 | ret void |
| 19 | } |
| 20 | |
| 21 | ; Test ARM-mode "L" constraint, for negated Data Processing immediates. |
| 22 | define void @testL() { |
| 23 | tail call void asm sideeffect ".word $0", "L"( i32 -65280 ) nounwind |
| 24 | ret void |
| 25 | } |
| 26 | |
| 27 | ; Test ARM-mode "M" constraint, for value between 0 and 32. |
| 28 | define i32 @testM(i32 %x) { |
| 29 | %y = call i32 asm "lsl $0, $1, $2", "=r,r,M"( i32 %x, i32 31 ) nounwind |
| 30 | ret i32 %y |
| 31 | } |