# Check MIPS ELF ISA flag calculation if input files have different ISAs.

# RUN: llvm-mc -filetype=obj -triple=mips-unknown-linux \
# RUN:         -mcpu=mips32 %S/Inputs/mips-dynamic.s -o %t1.o
# RUN: llvm-mc -filetype=obj -triple=mips-unknown-linux \
# RUN:         -mcpu=mips32r2 %s -o %t2.o
# RUN: ld.lld %t1.o %t2.o -o %t.exe
# RUN: llvm-readobj -h %t.exe | FileCheck -check-prefix=R1R2 %s

# Check that lld does not allow to link incompatible ISAs.

# RUN: llvm-mc -filetype=obj -triple=mips-unknown-linux \
# RUN:         -mcpu=mips3 %S/Inputs/mips-dynamic.s -o %t1.o
# RUN: llvm-mc -filetype=obj -triple=mips-unknown-linux \
# RUN:         -mcpu=mips32 -mattr=+fp64 %s -o %t2.o
# RUN: not ld.lld %t1.o %t2.o -o %t.exe 2>&1 | FileCheck -check-prefix=R3R32 %s

# Check that lld does not allow to link incompatible ISAs.

# RUN: llvm-mc -filetype=obj -triple=mips64-unknown-linux \
# RUN:         -mcpu=mips64r6 %S/Inputs/mips-dynamic.s -o %t1.o
# RUN: llvm-mc -filetype=obj -triple=mips64-unknown-linux \
# RUN:         -position-independent -mcpu=octeon %s -o %t2.o
# RUN: not ld.lld %t1.o %t2.o -o %t.exe 2>&1 \
# RUN:   | FileCheck -check-prefix=R6OCTEON %s

# Check that lld does not allow to link incompatible floating point ABI.

# RUN: llvm-mc -filetype=obj -triple=mips-unknown-linux \
# RUN:         -mcpu=mips32 %S/Inputs/mips-dynamic.s -o %t1.o
# RUN: llvm-mc -filetype=obj -triple=mips-unknown-linux \
# RUN:         -mcpu=mips32 -mattr=+fp64 %s -o %t2.o
# RUN: not ld.lld %t1.o %t2.o -o %t.exe 2>&1 | FileCheck -check-prefix=FPABI %s

# Check that lld take in account EF_MIPS_MACH_XXX ISA flags

# RUN: llvm-mc -filetype=obj -triple=mips64-unknown-linux \
# RUN:         -position-independent -mcpu=mips64 %S/Inputs/mips-dynamic.s -o %t1.o
# RUN: llvm-mc -filetype=obj -triple=mips64-unknown-linux \
# RUN:         -position-independent -mcpu=octeon %s -o %t2.o
# RUN: ld.lld %t1.o %t2.o -o %t.exe
# RUN: llvm-readobj -h %t.exe | FileCheck -check-prefix=OCTEON %s

# Check that lld does not allow to link incompatible ABIs.

# RUN: llvm-mc -filetype=obj -triple=mips-unknown-linux \
# RUN:         -target-abi n32 %S/Inputs/mips-dynamic.s -o %t1.o
# RUN: llvm-mc -filetype=obj -triple=mips-unknown-linux \
# RUN:         -target-abi o32 %s -o %t2.o
# RUN: not ld.lld %t1.o %t2.o -o %t.exe 2>&1 | FileCheck -check-prefix=N32O32 %s

# Check that lld does not allow to link modules with incompatible NAN flags.

# RUN: llvm-mc -filetype=obj -triple=mips-unknown-linux \
# RUN:         -mattr=+nan2008 %S/Inputs/mips-dynamic.s -o %t1.o
# RUN: llvm-mc -filetype=obj -triple=mips-unknown-linux \
# RUN:         %s -o %t2.o
# RUN: not ld.lld %t1.o %t2.o -o %t.exe 2>&1 | FileCheck -check-prefix=NAN %s

# REQUIRES: mips

  .option pic0
  .text
  .global  __start
__start:
  nop

# R1R2:      Flags [
# R1R2-NEXT:   EF_MIPS_ABI_O32
# R1R2-NEXT:   EF_MIPS_ARCH_32R2
# R1R2-NEXT:   EF_MIPS_CPIC
# R1R2-NEXT: ]

# R3R32: target ISA 'mips3' is incompatible with 'mips32': {{.*}}mips-elf-flags-err.s.tmp2.o
# R6OCTEON: target ISA 'mips64r6' is incompatible with 'octeon': {{.*}}mips-elf-flags-err.s.tmp2.o
# FPABI: target floating point ABI '-mdouble-float' is incompatible with '-mgp32 -mfp64': {{.*}}mips-elf-flags-err.s.tmp2.o

# OCTEON:      Flags [
# OCTEON-NEXT:   EF_MIPS_ARCH_64R2
# OCTEON-NEXT:   EF_MIPS_CPIC
# OCTEON-NEXT:   EF_MIPS_MACH_OCTEON
# OCTEON:      ]

# N32O32: error: {{.*}}mips-elf-flags-err.s.tmp2.o is incompatible with {{.*}}mips-elf-flags-err.s.tmp1.o

# NAN: target -mnan=2008 is incompatible with -mnan=legacy: {{.*}}mips-elf-flags-err.s.tmp2.o