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3342be5dab
This matches the ISA specification. This also adds two tests: one to
make sure the assembler rejects invalid 'c.lui's, and one to make sure
we only relax valid 'c.lui's.
bfd/ChangeLog
2017-10-24 Andrew Waterman <andrew@sifive.com>
* elfnn-riscv.c (_bfd_riscv_relax_lui): Don't relax to c.lui
when rd is x0.
include/ChangeLog
2017-10-24 Andrew Waterman <andrew@sifive.com>
* opcode/riscv.h (VALID_RVC_LUI_IMM): c.lui can't load the
immediate 0.
gas/ChangeLog
2017-10-24 Andrew Waterman <andrew@sifive.com>
* testsuite/gas/riscv/c-lui-fail.d: New testcase.
gas/testsuite/gas/riscv/c-lui-fail.l: Likewise.
gas/testsuite/gas/riscv/c-lui-fail.s: Likewise.
gas/testsuite/gas/riscv/riscv.exp: Likewise.
ld/ChangeLog
2017-10-24 Andrew Waterman <andrew@sifive.com>
* ld/testsuite/ld-riscv-elf/c-lui.d: New testcase.
ld/testsuite/ld-riscv-elf/c-lui.s: Likewise.
ld/testsuite/ld-riscv-elf/ld-riscv-elf.exp: New test suite.
6 lines
51 B
ArmAsm
6 lines
51 B
ArmAsm
.text
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lui x1, 1
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lui x1, 0
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lui x0, 1
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lui x2, 1
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