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[RISCV] Simplify reserse fixed regs #104736

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Merged
wangpc-pp merged 2 commits into from
Aug 19, 2024
Merged

[RISCV] Simplify reserse fixed regs #104736

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d45743a
[RISCV] Simplify reserse fixed regs
wangpc-pp Aug 19, 2024
14120fe
Undef RESERVE_REG
wangpc-pp Aug 19, 2024
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99 changes: 36 additions & 63 deletions clang/lib/Driver/ToolChains/Arch/RISCV.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -95,69 +95,42 @@ void riscv::getRISCVTargetFeatures(const Driver &D, const llvm::Triple &Triple,
CPUFastVectorUnaligned = true;
}

// Handle features corresponding to "-ffixed-X" options
if (Args.hasArg(options::OPT_ffixed_x1))
Features.push_back("+reserve-x1");
if (Args.hasArg(options::OPT_ffixed_x2))
Features.push_back("+reserve-x2");
if (Args.hasArg(options::OPT_ffixed_x3))
Features.push_back("+reserve-x3");
if (Args.hasArg(options::OPT_ffixed_x4))
Features.push_back("+reserve-x4");
if (Args.hasArg(options::OPT_ffixed_x5))
Features.push_back("+reserve-x5");
if (Args.hasArg(options::OPT_ffixed_x6))
Features.push_back("+reserve-x6");
if (Args.hasArg(options::OPT_ffixed_x7))
Features.push_back("+reserve-x7");
if (Args.hasArg(options::OPT_ffixed_x8))
Features.push_back("+reserve-x8");
if (Args.hasArg(options::OPT_ffixed_x9))
Features.push_back("+reserve-x9");
if (Args.hasArg(options::OPT_ffixed_x10))
Features.push_back("+reserve-x10");
if (Args.hasArg(options::OPT_ffixed_x11))
Features.push_back("+reserve-x11");
if (Args.hasArg(options::OPT_ffixed_x12))
Features.push_back("+reserve-x12");
if (Args.hasArg(options::OPT_ffixed_x13))
Features.push_back("+reserve-x13");
if (Args.hasArg(options::OPT_ffixed_x14))
Features.push_back("+reserve-x14");
if (Args.hasArg(options::OPT_ffixed_x15))
Features.push_back("+reserve-x15");
if (Args.hasArg(options::OPT_ffixed_x16))
Features.push_back("+reserve-x16");
if (Args.hasArg(options::OPT_ffixed_x17))
Features.push_back("+reserve-x17");
if (Args.hasArg(options::OPT_ffixed_x18))
Features.push_back("+reserve-x18");
if (Args.hasArg(options::OPT_ffixed_x19))
Features.push_back("+reserve-x19");
if (Args.hasArg(options::OPT_ffixed_x20))
Features.push_back("+reserve-x20");
if (Args.hasArg(options::OPT_ffixed_x21))
Features.push_back("+reserve-x21");
if (Args.hasArg(options::OPT_ffixed_x22))
Features.push_back("+reserve-x22");
if (Args.hasArg(options::OPT_ffixed_x23))
Features.push_back("+reserve-x23");
if (Args.hasArg(options::OPT_ffixed_x24))
Features.push_back("+reserve-x24");
if (Args.hasArg(options::OPT_ffixed_x25))
Features.push_back("+reserve-x25");
if (Args.hasArg(options::OPT_ffixed_x26))
Features.push_back("+reserve-x26");
if (Args.hasArg(options::OPT_ffixed_x27))
Features.push_back("+reserve-x27");
if (Args.hasArg(options::OPT_ffixed_x28))
Features.push_back("+reserve-x28");
if (Args.hasArg(options::OPT_ffixed_x29))
Features.push_back("+reserve-x29");
if (Args.hasArg(options::OPT_ffixed_x30))
Features.push_back("+reserve-x30");
if (Args.hasArg(options::OPT_ffixed_x31))
Features.push_back("+reserve-x31");
// Handle features corresponding to "-ffixed-X" options
#define RESERVE_REG(REG) \
if (Args.hasArg(options::OPT_ffixed_##REG)) \
Features.push_back("+reserve-" #REG);
RESERVE_REG(x1)
RESERVE_REG(x2)
RESERVE_REG(x3)
RESERVE_REG(x4)
RESERVE_REG(x5)
RESERVE_REG(x6)
RESERVE_REG(x7)
RESERVE_REG(x8)
RESERVE_REG(x9)
RESERVE_REG(x10)
RESERVE_REG(x11)
RESERVE_REG(x12)
RESERVE_REG(x13)
RESERVE_REG(x14)
RESERVE_REG(x15)
RESERVE_REG(x16)
RESERVE_REG(x17)
RESERVE_REG(x18)
RESERVE_REG(x19)
RESERVE_REG(x20)
RESERVE_REG(x21)
RESERVE_REG(x22)
RESERVE_REG(x23)
RESERVE_REG(x24)
RESERVE_REG(x25)
RESERVE_REG(x26)
RESERVE_REG(x27)
RESERVE_REG(x28)
RESERVE_REG(x29)
RESERVE_REG(x30)
RESERVE_REG(x31)
#undef RESERVE_REG

// -mrelax is default, unless -mno-relax is specified.
if (Args.hasFlag(options::OPT_mrelax, options::OPT_mno_relax, true)) {
Expand Down