bjoernager/rust
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Support input/output in vector registers of s390x inline assembly

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This commit is contained in:
Taiki Endo 2024-11-22 04:18:14 +09:00
parent 75703c1a78
commit 2c8f6de1ba
9 changed files with 680 additions and 121 deletions
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8
compiler/rustc_codegen_gcc/src/asm.rs
View file

@ -683,9 +683,8 @@ fn reg_to_gcc(reg: InlineAsmRegOrRegClass) -> ConstraintOrRegister {
InlineAsmRegClass::S390x(S390xInlineAsmRegClass::reg) => "r",
InlineAsmRegClass::S390x(S390xInlineAsmRegClass::reg_addr) => "a",
InlineAsmRegClass::S390x(S390xInlineAsmRegClass::freg) => "f",
InlineAsmRegClass::S390x(
S390xInlineAsmRegClass::vreg | S390xInlineAsmRegClass::areg,
) => {
InlineAsmRegClass::S390x(S390xInlineAsmRegClass::vreg) => "v",
InlineAsmRegClass::S390x(S390xInlineAsmRegClass::areg) => {
unreachable!("clobber-only")
}
InlineAsmRegClass::Sparc(SparcInlineAsmRegClass::reg) => "r",
@ -766,7 +765,8 @@ fn dummy_output_type<'gcc, 'tcx>(cx: &CodegenCx<'gcc, 'tcx>, reg: InlineAsmRegCl
S390xInlineAsmRegClass::reg | S390xInlineAsmRegClass::reg_addr,
) => cx.type_i32(),
InlineAsmRegClass::S390x(S390xInlineAsmRegClass::freg) => cx.type_f64(),
InlineAsmRegClass::S390x(S390xInlineAsmRegClass::vreg | S390xInlineAsmRegClass::areg) => {
InlineAsmRegClass::S390x(S390xInlineAsmRegClass::vreg) => cx.type_vector(cx.type_i64(), 2),
InlineAsmRegClass::S390x(S390xInlineAsmRegClass::areg) => {
unreachable!("clobber-only")
}
InlineAsmRegClass::Sparc(SparcInlineAsmRegClass::reg) => cx.type_i32(),

6
compiler/rustc_codegen_llvm/src/asm.rs
View file

@ -678,7 +678,8 @@ fn reg_to_llvm(reg: InlineAsmRegOrRegClass, layout: Option<&TyAndLayout<'_>>) ->
S390x(S390xInlineAsmRegClass::reg) => "r",
S390x(S390xInlineAsmRegClass::reg_addr) => "a",
S390x(S390xInlineAsmRegClass::freg) => "f",
S390x(S390xInlineAsmRegClass::vreg | S390xInlineAsmRegClass::areg) => {
S390x(S390xInlineAsmRegClass::vreg) => "v",
S390x(S390xInlineAsmRegClass::areg) => {
unreachable!("clobber-only")
}
Sparc(SparcInlineAsmRegClass::reg) => "r",
@ -844,7 +845,8 @@ fn dummy_output_type<'ll>(cx: &CodegenCx<'ll, '_>, reg: InlineAsmRegClass) -> &'
Avr(AvrInlineAsmRegClass::reg_ptr) => cx.type_i16(),
S390x(S390xInlineAsmRegClass::reg | S390xInlineAsmRegClass::reg_addr) => cx.type_i32(),
S390x(S390xInlineAsmRegClass::freg) => cx.type_f64(),
S390x(S390xInlineAsmRegClass::vreg | S390xInlineAsmRegClass::areg) => {
S390x(S390xInlineAsmRegClass::vreg) => cx.type_vector(cx.type_i64(), 2),
S390x(S390xInlineAsmRegClass::areg) => {
unreachable!("clobber-only")
}
Sparc(SparcInlineAsmRegClass::reg) => cx.type_i32(),

1
compiler/rustc_span/src/symbol.rs
View file

@ -2137,6 +2137,7 @@ symbols! {
vec_pop,
vec_with_capacity,
vecdeque_iter,
vector,
version,
vfp2,
vis,

5
compiler/rustc_target/src/asm/s390x.rs
View file

@ -42,7 +42,10 @@ impl S390xInlineAsmRegClass {
match self {
Self::reg | Self::reg_addr => types! { _: I8, I16, I32, I64; },
Self::freg => types! { _: F32, F64; },
Self::vreg => &[],
Self::vreg => types! {
vector: I32, F32, I64, F64, I128, F128,
VecI8(16), VecI16(8), VecI32(4), VecI64(2), VecF32(4), VecF64(2);
},
Self::areg => &[],
}
}