1 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2 ; RUN: llc -mtriple=mips-unknwon-linux-gnu -mcpu=mips32r2 \ 3 ; RUN: -mattr=+use-indirect-jump-hazard,+long-calls,+noabicalls %s -o - \ 4 ; RUN: -verify-machineinstrs | FileCheck -check-prefix=O32 %s 5 6 ; RUN: llc -mtriple=mips64-unknown-linux-gnu -mcpu=mips64r2 -target-abi n32 \ 7 ; RUN: -mattr=+use-indirect-jump-hazard,+long-calls,+noabicalls %s -o - \ 8 ; RUN: -verify-machineinstrs | FileCheck -check-prefix=N32 %s 9 10 ; RUN: llc -mtriple=mips64-unknown-linux-gnu -mcpu=mips64r2 -target-abi n64 \ 11 ; RUN: -mattr=+use-indirect-jump-hazard,+long-calls,+noabicalls %s -o - \ 12 ; RUN: -verify-machineinstrs | FileCheck -check-prefix=N64 %s 13 14 declare void @callee() 15 declare void @llvm.memset.p0i8.i32(i8* nocapture writeonly, i8, i32, i1) 16 17 @val = internal unnamed_addr global [20 x i32] zeroinitializer, align 4 18 19 ; Test that the long call sequence uses the hazard barrier instruction variant. 20 define void @caller() { 21 ; O32-LABEL: caller: 22 ; O32: # %bb.0: 23 ; O32-NEXT: addiu $sp, $sp, -24 24 ; O32-NEXT: .cfi_def_cfa_offset 24 25 ; O32-NEXT: sw $ra, 20($sp) # 4-byte Folded Spill 26 ; O32-NEXT: .cfi_offset 31, -4 27 ; O32-NEXT: lui $1, %hi(callee) 28 ; O32-NEXT: addiu $25, $1, %lo(callee) 29 ; O32-NEXT: jalr.hb $25 30 ; O32-NEXT: nop 31 ; O32-NEXT: addiu $1, $zero, %lo(memset) 32 ; O32-NEXT: lui $2, %hi(memset) 33 ; O32-NEXT: addu $25, $2, $1 34 ; O32-NEXT: lui $1, %hi(val) 35 ; O32-NEXT: addiu $4, $1, %lo(val) 36 ; O32-NEXT: addiu $5, $zero, 0 37 ; O32-NEXT: jalr.hb $25 38 ; O32-NEXT: addiu $6, $zero, 80 39 ; O32-NEXT: lw $ra, 20($sp) # 4-byte Folded Reload 40 ; O32-NEXT: jr $ra 41 ; O32-NEXT: addiu $sp, $sp, 24 42 ; 43 ; N32-LABEL: caller: 44 ; N32: # %bb.0: 45 ; N32-NEXT: addiu $sp, $sp, -16 46 ; N32-NEXT: .cfi_def_cfa_offset 16 47 ; N32-NEXT: sd $ra, 8($sp) # 8-byte Folded Spill 48 ; N32-NEXT: .cfi_offset 31, -8 49 ; N32-NEXT: lui $1, %hi(callee) 50 ; N32-NEXT: addiu $25, $1, %lo(callee) 51 ; N32-NEXT: jalr.hb $25 52 ; N32-NEXT: nop 53 ; N32-NEXT: addiu $1, $zero, %lo(memset) 54 ; N32-NEXT: lui $2, %hi(memset) 55 ; N32-NEXT: addu $25, $2, $1 56 ; N32-NEXT: lui $1, %hi(val) 57 ; N32-NEXT: addiu $4, $1, %lo(val) 58 ; N32-NEXT: daddiu $5, $zero, 0 59 ; N32-NEXT: jalr.hb $25 60 ; N32-NEXT: daddiu $6, $zero, 80 61 ; N32-NEXT: ld $ra, 8($sp) # 8-byte Folded Reload 62 ; N32-NEXT: jr $ra 63 ; N32-NEXT: addiu $sp, $sp, 16 64 ; 65 ; N64-LABEL: caller: 66 ; N64: # %bb.0: 67 ; N64-NEXT: daddiu $sp, $sp, -16 68 ; N64-NEXT: .cfi_def_cfa_offset 16 69 ; N64-NEXT: sd $ra, 8($sp) # 8-byte Folded Spill 70 ; N64-NEXT: .cfi_offset 31, -8 71 ; N64-NEXT: lui $1, %highest(callee) 72 ; N64-NEXT: daddiu $1, $1, %higher(callee) 73 ; N64-NEXT: dsll $1, $1, 16 74 ; N64-NEXT: daddiu $1, $1, %hi(callee) 75 ; N64-NEXT: dsll $1, $1, 16 76 ; N64-NEXT: daddiu $25, $1, %lo(callee) 77 ; N64-NEXT: jalr.hb $25 78 ; N64-NEXT: nop 79 ; N64-NEXT: daddiu $1, $zero, %higher(memset) 80 ; N64-NEXT: lui $2, %highest(memset) 81 ; N64-NEXT: daddu $1, $2, $1 82 ; N64-NEXT: dsll $1, $1, 16 83 ; N64-NEXT: lui $2, %hi(memset) 84 ; N64-NEXT: daddu $1, $1, $2 85 ; N64-NEXT: dsll $1, $1, 16 86 ; N64-NEXT: daddiu $2, $zero, %lo(memset) 87 ; N64-NEXT: daddu $25, $1, $2 88 ; N64-NEXT: lui $1, %highest(val) 89 ; N64-NEXT: daddiu $1, $1, %higher(val) 90 ; N64-NEXT: dsll $1, $1, 16 91 ; N64-NEXT: daddiu $1, $1, %hi(val) 92 ; N64-NEXT: dsll $1, $1, 16 93 ; N64-NEXT: daddiu $4, $1, %lo(val) 94 ; N64-NEXT: daddiu $5, $zero, 0 95 ; N64-NEXT: jalr.hb $25 96 ; N64-NEXT: daddiu $6, $zero, 80 97 ; N64-NEXT: ld $ra, 8($sp) # 8-byte Folded Reload 98 ; N64-NEXT: jr $ra 99 ; N64-NEXT: daddiu $sp, $sp, 16 100 call void @callee() 101 call void @llvm.memset.p0i8.i32(i8* align 4 bitcast ([20 x i32]* @val to i8*), i8 0, i32 80, i1 false) 102 ret void 103 } 104 105
