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1; RUN: llc -mtriple=thumb-eabi -no-integrated-as %s -o /dev/null2 3; Test Thumb-mode "I" constraint, for ADD immediate.4define i32 @testI(i32 %x) {5 %y = call i32 asm "add $0, $1, $2", "=r,r,I"( i32 %x, i32 255 ) nounwind6 ret i32 %y7}8 9; Test Thumb-mode "J" constraint, for negated ADD immediates.10define void @testJ() {11 tail call void asm sideeffect ".word $0", "J"( i32 -255 ) nounwind12 ret void13}14 15; Test Thumb-mode "K" constraint, for compatibility with GCC's internal use.16define void @testK() {17 tail call void asm sideeffect ".word $0", "K"( i32 65280 ) nounwind18 ret void19}20 21; Test Thumb-mode "L" constraint, for 3-operand ADD immediates.22define i32 @testL(i32 %x) {23 %y = call i32 asm "add $0, $1, $2", "=r,r,L"( i32 %x, i32 -7 ) nounwind24 ret i32 %y25}26 27; Test Thumb-mode "M" constraint, for "ADD r = sp + imm".28define i32 @testM() {29 %y = call i32 asm "add $0, sp, $1", "=r,M"( i32 1020 ) nounwind30 ret i32 %y31}32 33; Test Thumb-mode "N" constraint, for values between 0 and 31.34define i32 @testN(i32 %x) {35 %y = call i32 asm "lsl $0, $1, $2", "=r,r,N"( i32 %x, i32 31 ) nounwind36 ret i32 %y37}38 39; Test Thumb-mode "O" constraint, for "ADD sp = sp + imm".40define void @testO() {41 tail call void asm sideeffect "add sp, sp, $0; add sp, sp, $1", "O,O"( i32 -508, i32 508 ) nounwind42 ret void43}44