1 ; RUN: llc -march=mips -mattr=-long-calls %s -o - \ 2 ; RUN: | FileCheck -check-prefix=OFF %s 3 ; RUN: llc -march=mips -mattr=+long-calls,+noabicalls %s -o - \ 4 ; RUN: | FileCheck -check-prefix=ON32 %s 5 6 ; RUN: llc -march=mips -mattr=+long-calls,-noabicalls %s -o - \ 7 ; RUN: | FileCheck -check-prefix=OFF %s 8 9 ; RUN: llc -march=mips64 -target-abi n32 -mattr=-long-calls %s -o - \ 10 ; RUN: | FileCheck -check-prefix=OFF %s 11 ; RUN: llc -march=mips64 -target-abi n32 -mattr=+long-calls,+noabicalls %s -o - \ 12 ; RUN: | FileCheck -check-prefix=ON32 %s 13 14 ; RUN: llc -march=mips64 -target-abi n64 -mattr=-long-calls %s -o - \ 15 ; RUN: | FileCheck -check-prefix=OFF %s 16 ; RUN: llc -march=mips64 -target-abi n64 -mattr=+long-calls,+noabicalls %s -o - \ 17 ; RUN: | FileCheck -check-prefix=ON64 %s 18 19 declare void @callee() 20 declare void @llvm.memset.p0i8.i32(i8* nocapture writeonly, i8, i32, i1) 21 22 @val = internal unnamed_addr global [20 x i32] zeroinitializer, align 4 23 24 define void @caller() { 25 26 ; Use `jal` instruction with R_MIPS_26 relocation. 27 ; OFF: jal callee 28 ; OFF: jal memset 29 30 ; Save the `callee` and `memset` addresses in $25 register 31 ; and use `jalr` for the jumps. 32 ; ON32: lui $1, %hi(callee) 33 ; ON32: addiu $25, $1, %lo(callee) 34 ; ON32: jalr $25 35 36 ; ON32: addiu $1, $zero, %lo(memset) 37 ; ON32: lui $2, %hi(memset) 38 ; ON32: addu $25, $2, $1 39 ; ON32: jalr $25 40 41 ; ON64: lui $1, %highest(callee) 42 ; ON64: daddiu $1, $1, %higher(callee) 43 ; ON64: daddiu $1, $1, %hi(callee) 44 ; ON64: daddiu $25, $1, %lo(callee) 45 ; ON64: jalr $25 46 47 ; ON64: daddiu $1, $zero, %higher(memset) 48 ; ON64: lui $2, %highest(memset) 49 ; ON64: lui $2, %hi(memset) 50 ; ON64: daddiu $2, $zero, %lo(memset) 51 ; ON64: daddu $25, $1, $2 52 ; ON64: jalr $25 53 54 call void @callee() 55 call void @llvm.memset.p0i8.i32(i8* align 4 bitcast ([20 x i32]* @val to i8*), i8 0, i32 80, i1 false) 56 ret void 57 } 58
