forked from OSchip/llvm-project
32 lines
995 B
LLVM
32 lines
995 B
LLVM
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; RUN: llc -mtriple=thumbv7-linux-gnu -no-integrated-as %s -o /dev/null
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; Test thumb2-mode "I" constraint, for any Data Processing immediate.
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define i32 @testI(i32 %x) {
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%y = call i32 asm "add $0, $1, $2", "=r,r,I"( i32 %x, i32 65280 ) nounwind
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ret i32 %y
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}
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; Test thumb2-mode "J" constraint, for compatibility with unknown use in GCC.
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define void @testJ() {
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tail call void asm sideeffect ".word $0", "J"( i32 4080 ) nounwind
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ret void
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}
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; Test thumb2-mode "K" constraint, for bitwise inverted Data Processing immediates.
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define void @testK() {
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tail call void asm sideeffect ".word $0", "K"( i32 16777215 ) nounwind
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ret void
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}
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; Test thumb2-mode "L" constraint, for negated Data Processing immediates.
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define void @testL() {
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tail call void asm sideeffect ".word $0", "L"( i32 -65280 ) nounwind
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ret void
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}
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; Test thumb2-mode "M" constraint, for value between 0 and 32.
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define i32 @testM(i32 %x) {
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%y = call i32 asm "lsl $0, $1, $2", "=r,r,M"( i32 %x, i32 31 ) nounwind
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ret i32 %y
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}
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