diff options
Diffstat (limited to 'lib/Target/RISCV/RISCVInstrInfoF.td')
| -rw-r--r-- | lib/Target/RISCV/RISCVInstrInfoF.td | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/lib/Target/RISCV/RISCVInstrInfoF.td b/lib/Target/RISCV/RISCVInstrInfoF.td index 032642942f2b..3b73c865ea17 100644 --- a/lib/Target/RISCV/RISCVInstrInfoF.td +++ b/lib/Target/RISCV/RISCVInstrInfoF.td @@ -227,6 +227,12 @@ def : InstAlias<"frcsr $rd", (CSRRS GPR:$rd, FCSR.Encoding, X0), 2>; def : InstAlias<"fscsr $rd, $rs", (CSRRW GPR:$rd, FCSR.Encoding, GPR:$rs)>; def : InstAlias<"fscsr $rs", (CSRRW X0, FCSR.Encoding, GPR:$rs), 2>; +// frsr, fssr are obsolete aliases replaced by frcsr, fscsr, so give them +// zero weight. +def : InstAlias<"frsr $rd", (CSRRS GPR:$rd, FCSR.Encoding, X0), 0>; +def : InstAlias<"fssr $rd, $rs", (CSRRW GPR:$rd, FCSR.Encoding, GPR:$rs), 0>; +def : InstAlias<"fssr $rs", (CSRRW X0, FCSR.Encoding, GPR:$rs), 0>; + def : InstAlias<"frrm $rd", (CSRRS GPR:$rd, FRM.Encoding, X0), 2>; def : InstAlias<"fsrm $rd, $rs", (CSRRW GPR:$rd, FRM.Encoding, GPR:$rs)>; def : InstAlias<"fsrm $rs", (CSRRW X0, FRM.Encoding, GPR:$rs), 2>; |