/
cpsetup.s
192 lines (143 loc) · 4.71 KB
/
cpsetup.s
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# RUN: llvm-mc -triple mips64-unknown-linux -target-abi o32 -filetype=obj -o - %s | \
# RUN: llvm-objdump -d -r - | FileCheck -check-prefix=ALL -check-prefix=O32 %s
# RUN: llvm-mc -triple mips64-unknown-unknown -target-abi o32 %s | \
# RUN: FileCheck -check-prefix=ALL -check-prefix=ASM %s
# RUN: llvm-mc -triple mips64-unknown-linux -target-abi n32 -filetype=obj -o - %s | \
# RUN: llvm-objdump -d -r - | \
# RUN: FileCheck -check-prefix=ALL -check-prefix=NXX -check-prefix=N32 %s
# RUN: llvm-mc -triple mips64-unknown-unknown -target-abi n32 %s | \
# RUN: FileCheck -check-prefix=ALL -check-prefix=ASM %s
# RUN: llvm-mc -triple mips64-unknown-linux %s -filetype=obj -o - | \
# RUN: llvm-objdump -d -r - | \
# RUN: FileCheck -check-prefix=ALL -check-prefix=NXX -check-prefix=N64 %s
# RUN: llvm-mc -triple mips64-unknown-unknown %s | \
# RUN: FileCheck -check-prefix=ALL -check-prefix=ASM %s
.text
.option pic2
t1:
.cpsetup $25, 8, __cerror
nop
.cpreturn
nop
# ALL-LABEL: t1:
# O32-NOT: __cerror
# NXX-NEXT: sd $gp, 8($sp)
# NXX-NEXT: lui $gp, 0
# N32-NEXT: R_MIPS_HI16/R_MIPS_NONE/R_MIPS_NONE __gnu_local_gp
# N64-NEXT: R_MIPS_GPREL16/R_MIPS_SUB/R_MIPS_HI16 __cerror
# NXX-NEXT: addiu $gp, $gp, 0
# N32-NEXT: R_MIPS_LO16/R_MIPS_NONE/R_MIPS_NONE __gnu_local_gp
# N64-NEXT: R_MIPS_GPREL16/R_MIPS_SUB/R_MIPS_LO16 __cerror
# N64-NEXT: daddu $gp, $gp, $25
# ASM-NEXT: .cpsetup $25, 8, __cerror
# ALL-NEXT: nop
# ASM-NEXT: .cpreturn
# NXX-NEXT: ld $gp, 8($sp)
# ALL-NEXT: nop
t2:
.cpsetup $25, $2, __cerror
nop
.cpreturn
nop
# ALL-LABEL: t2:
# O32-NOT: __cerror
# NXX-NEXT: move $2, $gp
# NXX-NEXT: lui $gp, 0
# N32-NEXT: R_MIPS_HI16/R_MIPS_NONE/R_MIPS_NONE __gnu_local_gp
# N64-NEXT: R_MIPS_GPREL16/R_MIPS_SUB/R_MIPS_HI16 __cerror
# NXX-NEXT: addiu $gp, $gp, 0
# N32-NEXT: R_MIPS_LO16/R_MIPS_NONE/R_MIPS_NONE __gnu_local_gp
# N64-NEXT: R_MIPS_GPREL16/R_MIPS_SUB/R_MIPS_LO16 __cerror
# N64-NEXT: daddu $gp, $gp, $25
# ASM-NEXT: .cpsetup $25, $2, __cerror
# ALL-NEXT: nop
# ASM-NEXT: .cpreturn
# NXX-NEXT: move $gp, $2
# ALL-NEXT: nop
# .cpsetup with local labels (PR22518):
# The '1:' label isn't emitted in all cases but we still want a label to match
# so we force one here.
t3:
nop
1:
.cpsetup $25, $2, 1b
nop
sub $3, $3, $2
# ALL-LABEL: t3:
# ALL-NEXT: nop
# O32-NEXT: nop
# O32-NEXT: sub $3, $3, $2
# NXX-NEXT: move $2, $gp
# NXX-NEXT: lui $gp, 0
# N32-NEXT: {{^ *0+}}38: R_MIPS_HI16/R_MIPS_NONE/R_MIPS_NONE __gnu_local_gp
# N64-NEXT: {{^ *0+}}40: R_MIPS_GPREL16/R_MIPS_SUB/R_MIPS_HI16 .text
# NXX-NEXT: addiu $gp, $gp, 0
# N32-NEXT: {{^ *0+}}3c: R_MIPS_LO16/R_MIPS_NONE/R_MIPS_NONE __gnu_local_gp
# N64-NEXT: {{^ *0+}}44: R_MIPS_GPREL16/R_MIPS_SUB/R_MIPS_LO16 .text
# N64-NEXT: daddu $gp, $gp, $25
# NXX-NEXT: nop
# NXX-NEXT: sub $3, $3, $2
# ASM: $tmp0:
# ASM-NEXT: .cpsetup $25, $2, $tmp0
# Ensure we have at least one instruction between labels so that the labels
# we're matching aren't removed.
nop
# ALL-NEXT: nop
.option pic0
t4:
nop
.cpsetup $25, 8, __cerror
nop
.cpreturn
nop
# Testing that .cpsetup expands to nothing in this case
# by checking that the next instruction after the first
# nop is also a 'nop'.
# ALL-LABEL: t4:
# NXX-NEXT: nop
# NXX-NEXT: nop
# NXX-NEXT: nop
# ASM-NEXT: nop
# ASM-NEXT: .cpsetup $25, 8, __cerror
# ASM-NEXT: nop
# ASM-NEXT: .cpreturn
# ASM-NEXT: nop
# Test that we accept constant expressions.
.option pic2
t5:
.cpsetup $25, ((8*4) - (3*8)), __cerror
nop
# ALL-LABEL: t5:
# O32-NOT: __cerror
# NXX-NEXT: sd $gp, 8($sp)
# NXX-NEXT: lui $gp, 0
# N32-NEXT: R_MIPS_HI16/R_MIPS_NONE/R_MIPS_NONE __gnu_local_gp
# N64-NEXT: R_MIPS_GPREL16/R_MIPS_SUB/R_MIPS_HI16 __cerror
# NXX-NEXT: addiu $gp, $gp, 0
# N32-NEXT: R_MIPS_LO16/R_MIPS_NONE/R_MIPS_NONE __gnu_local_gp
# N64-NEXT: R_MIPS_GPREL16/R_MIPS_SUB/R_MIPS_LO16 __cerror
# N64-NEXT: daddu $gp, $gp, $25
# ASM-NEXT: .cpsetup $25, 8, __cerror
# ALL-NEXT: nop
t1b:
IMM_8 = 8
.cpsetup $25, IMM_8, __cerror
nop
.cpreturn
nop
# ALL-LABEL: t1b:
# ASM-NEXT: IMM_8 = 8
# O32-NOT: __cerror
# NXX-NEXT: sd $gp, 8($sp)
# NXX-NEXT: lui $gp, 0
# N32-NEXT: R_MIPS_HI16/R_MIPS_NONE/R_MIPS_NONE __gnu_local_gp
# N64-NEXT: R_MIPS_GPREL16/R_MIPS_SUB/R_MIPS_HI16 __cerror
# NXX-NEXT: addiu $gp, $gp, 0
# N32-NEXT: R_MIPS_LO16/R_MIPS_NONE/R_MIPS_NONE __gnu_local_gp
# N64-NEXT: R_MIPS_GPREL16/R_MIPS_SUB/R_MIPS_LO16 __cerror
# N64-NEXT: daddu $gp, $gp, $25
# ASM-NEXT: .cpsetup $25, 8, __cerror
# ALL-NEXT: nop
# ASM-NEXT: .cpreturn
# NXX-NEXT: ld $gp, 8($sp)
# ALL-NEXT: nop