| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc -mtriple=mips-unknwon-linux-gnu -mcpu=mips32r2 \ |
| ; RUN: -mattr=+use-indirect-jump-hazard,+long-calls,+noabicalls %s -o - \ |
| ; RUN: -verify-machineinstrs | FileCheck -check-prefix=O32 %s |
| |
| ; RUN: llc -mtriple=mips64-unknown-linux-gnu -mcpu=mips64r2 -target-abi n32 \ |
| ; RUN: -mattr=+use-indirect-jump-hazard,+long-calls,+noabicalls %s -o - \ |
| ; RUN: -verify-machineinstrs | FileCheck -check-prefix=N32 %s |
| |
| ; RUN: llc -mtriple=mips64-unknown-linux-gnu -mcpu=mips64r2 -target-abi n64 \ |
| ; RUN: -mattr=+use-indirect-jump-hazard,+long-calls,+noabicalls %s -o - \ |
| ; RUN: -verify-machineinstrs | FileCheck -check-prefix=N64 %s |
| |
| declare void @callee() |
| declare void @llvm.memset.p0i8.i32(i8* nocapture writeonly, i8, i32, i32, i1) |
| |
| @val = internal unnamed_addr global [20 x i32] zeroinitializer, align 4 |
| |
| ; Test that the long call sequence uses the hazard barrier instruction variant. |
| define void @caller() { |
| ; O32-LABEL: caller: |
| ; O32: # BB#0: |
| ; O32-NEXT: addiu $sp, $sp, -24 |
| ; O32-NEXT: $cfi0: |
| ; O32-NEXT: .cfi_def_cfa_offset 24 |
| ; O32-NEXT: sw $ra, 20($sp) # 4-byte Folded Spill |
| ; O32-NEXT: $cfi1: |
| ; O32-NEXT: .cfi_offset 31, -4 |
| ; O32-NEXT: lui $1, %hi(callee) |
| ; O32-NEXT: addiu $25, $1, %lo(callee) |
| ; O32-NEXT: jalr.hb $25 |
| ; O32-NEXT: nop |
| ; O32-NEXT: lui $1, %hi(val) |
| ; O32-NEXT: addiu $1, $1, %lo(val) |
| ; O32-NEXT: lui $2, 20560 |
| ; O32-NEXT: ori $2, $2, 20560 |
| ; O32-NEXT: sw $2, 96($1) |
| ; O32-NEXT: sw $2, 92($1) |
| ; O32-NEXT: sw $2, 88($1) |
| ; O32-NEXT: sw $2, 84($1) |
| ; O32-NEXT: sw $2, 80($1) |
| ; O32-NEXT: lw $ra, 20($sp) # 4-byte Folded Reload |
| ; O32-NEXT: jr $ra |
| ; O32-NEXT: addiu $sp, $sp, 24 |
| ; |
| ; N32-LABEL: caller: |
| ; N32: # BB#0: |
| ; N32-NEXT: addiu $sp, $sp, -16 |
| ; N32-NEXT: .Lcfi0: |
| ; N32-NEXT: .cfi_def_cfa_offset 16 |
| ; N32-NEXT: sd $ra, 8($sp) # 8-byte Folded Spill |
| ; N32-NEXT: .Lcfi1: |
| ; N32-NEXT: .cfi_offset 31, -8 |
| ; N32-NEXT: lui $1, %hi(callee) |
| ; N32-NEXT: addiu $25, $1, %lo(callee) |
| ; N32-NEXT: jalr.hb $25 |
| ; N32-NEXT: nop |
| ; N32-NEXT: lui $1, %hi(val) |
| ; N32-NEXT: addiu $1, $1, %lo(val) |
| ; N32-NEXT: lui $2, 1285 |
| ; N32-NEXT: daddiu $2, $2, 1285 |
| ; N32-NEXT: dsll $2, $2, 16 |
| ; N32-NEXT: daddiu $2, $2, 1285 |
| ; N32-NEXT: dsll $2, $2, 20 |
| ; N32-NEXT: daddiu $2, $2, 20560 |
| ; N32-NEXT: sdl $2, 88($1) |
| ; N32-NEXT: sdl $2, 80($1) |
| ; N32-NEXT: lui $3, 20560 |
| ; N32-NEXT: ori $3, $3, 20560 |
| ; N32-NEXT: sw $3, 96($1) |
| ; N32-NEXT: sdr $2, 95($1) |
| ; N32-NEXT: sdr $2, 87($1) |
| ; N32-NEXT: ld $ra, 8($sp) # 8-byte Folded Reload |
| ; N32-NEXT: jr $ra |
| ; N32-NEXT: addiu $sp, $sp, 16 |
| ; |
| ; N64-LABEL: caller: |
| ; N64: # BB#0: |
| ; N64-NEXT: daddiu $sp, $sp, -16 |
| ; N64-NEXT: .Lcfi0: |
| ; N64-NEXT: .cfi_def_cfa_offset 16 |
| ; N64-NEXT: sd $ra, 8($sp) # 8-byte Folded Spill |
| ; N64-NEXT: .Lcfi1: |
| ; N64-NEXT: .cfi_offset 31, -8 |
| ; N64-NEXT: lui $1, %highest(callee) |
| ; N64-NEXT: daddiu $1, $1, %higher(callee) |
| ; N64-NEXT: dsll $1, $1, 16 |
| ; N64-NEXT: daddiu $1, $1, %hi(callee) |
| ; N64-NEXT: dsll $1, $1, 16 |
| ; N64-NEXT: daddiu $25, $1, %lo(callee) |
| ; N64-NEXT: jalr.hb $25 |
| ; N64-NEXT: nop |
| ; N64-NEXT: lui $1, %highest(val) |
| ; N64-NEXT: daddiu $1, $1, %higher(val) |
| ; N64-NEXT: dsll $1, $1, 16 |
| ; N64-NEXT: daddiu $1, $1, %hi(val) |
| ; N64-NEXT: dsll $1, $1, 16 |
| ; N64-NEXT: daddiu $1, $1, %lo(val) |
| ; N64-NEXT: lui $2, 1285 |
| ; N64-NEXT: daddiu $2, $2, 1285 |
| ; N64-NEXT: dsll $2, $2, 16 |
| ; N64-NEXT: daddiu $2, $2, 1285 |
| ; N64-NEXT: dsll $2, $2, 20 |
| ; N64-NEXT: daddiu $2, $2, 20560 |
| ; N64-NEXT: lui $3, 20560 |
| ; N64-NEXT: sdl $2, 88($1) |
| ; N64-NEXT: sdl $2, 80($1) |
| ; N64-NEXT: ori $3, $3, 20560 |
| ; N64-NEXT: sw $3, 96($1) |
| ; N64-NEXT: sdr $2, 95($1) |
| ; N64-NEXT: sdr $2, 87($1) |
| ; N64-NEXT: ld $ra, 8($sp) # 8-byte Folded Reload |
| ; N64-NEXT: jr $ra |
| ; N64-NEXT: daddiu $sp, $sp, 16 |
| call void @callee() |
| call void @llvm.memset.p0i8.i32(i8* bitcast (i32* getelementptr inbounds ([20 x i32], [20 x i32]* @val, i64 1, i32 0) to i8*), i8 80, i32 20, i32 4, i1 false) |
| ret void |
| } |
| |