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Support clobber_abi and vector registers (clobber-only) in PowerPC inline assembly

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This commit is contained in:
Taiki Endo 2024-11-02 20:26:08 +09:00
parent 7c7bb7dc01
commit d19517dcd0
11 changed files with 1332 additions and 18 deletions
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6
compiler/rustc_codegen_gcc/src/asm.rs
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@ -654,7 +654,8 @@ fn reg_to_gcc(reg: InlineAsmRegOrRegClass) -> ConstraintOrRegister {
InlineAsmRegClass::PowerPC(PowerPCInlineAsmRegClass::reg_nonzero) => "b",
InlineAsmRegClass::PowerPC(PowerPCInlineAsmRegClass::freg) => "f",
InlineAsmRegClass::PowerPC(PowerPCInlineAsmRegClass::cr)
| InlineAsmRegClass::PowerPC(PowerPCInlineAsmRegClass::xer) => {
| InlineAsmRegClass::PowerPC(PowerPCInlineAsmRegClass::xer)
| InlineAsmRegClass::PowerPC(PowerPCInlineAsmRegClass::vreg) => {
unreachable!("clobber-only")
}
InlineAsmRegClass::RiscV(RiscVInlineAsmRegClass::reg) => "r",
@ -729,7 +730,8 @@ fn dummy_output_type<'gcc, 'tcx>(cx: &CodegenCx<'gcc, 'tcx>, reg: InlineAsmRegCl
InlineAsmRegClass::PowerPC(PowerPCInlineAsmRegClass::reg_nonzero) => cx.type_i32(),
InlineAsmRegClass::PowerPC(PowerPCInlineAsmRegClass::freg) => cx.type_f64(),
InlineAsmRegClass::PowerPC(PowerPCInlineAsmRegClass::cr)
| InlineAsmRegClass::PowerPC(PowerPCInlineAsmRegClass::xer) => {
| InlineAsmRegClass::PowerPC(PowerPCInlineAsmRegClass::xer)
| InlineAsmRegClass::PowerPC(PowerPCInlineAsmRegClass::vreg) => {
unreachable!("clobber-only")
}
InlineAsmRegClass::RiscV(RiscVInlineAsmRegClass::reg) => cx.type_i32(),