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aarch64: Migrate {s,u}mulhi to ISLE

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This starts moving over some sign/zero-extend helpers also present in
lowering in Rust. Otherwise this is a relatively unsurprising transition
with the various cases of the instructions mapping well to ISLE
utilities.
This commit is contained in:
Alex Crichton
2021-11-19 11:34:00 -08:00
parent 3f16cc86cb
commit 25b380d5fc
11 changed files with 289 additions and 104 deletions
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15
cranelift/codegen/src/isa/x64/lower/isle/generated_code.rs generated
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@@ -30,7 +30,8 @@ pub trait Context {
fn u8_as_u64(&mut self, arg0: u8) -> u64;
fn u16_as_u64(&mut self, arg0: u16) -> u64;
fn u32_as_u64(&mut self, arg0: u32) -> u64;
fn ty_bits(&mut self, arg0: Type) -> u16;
fn ty_bits(&mut self, arg0: Type) -> u8;
fn ty_bits_u16(&mut self, arg0: Type) -> u16;
fn fits_in_32(&mut self, arg0: Type) -> Option<Type>;
fn fits_in_64(&mut self, arg0: Type) -> Option<Type>;
fn vec128(&mut self, arg0: Type) -> Option<Type>;
@@ -67,13 +68,13 @@ pub trait Context {
fn sse_insertps_lane_imm(&mut self, arg0: u8) -> u8;
}
/// Internal type ProducesFlags: defined at src/prelude.isle line 238.
/// Internal type ProducesFlags: defined at src/prelude.isle line 242.
#[derive(Clone, Debug)]
pub enum ProducesFlags {
ProducesFlags { inst: MInst, result: Reg },
}
/// Internal type ConsumesFlags: defined at src/prelude.isle line 241.
/// Internal type ConsumesFlags: defined at src/prelude.isle line 245.
#[derive(Clone, Debug)]
pub enum ConsumesFlags {
ConsumesFlags { inst: MInst, result: Reg },
@@ -123,7 +124,7 @@ pub fn constructor_with_flags<C: Context>(
result: pattern3_1,
} = pattern2_0
{
// Rule at src/prelude.isle line 251.
// Rule at src/prelude.isle line 255.
let expr0_0 = C::emit(ctx, &pattern1_0);
let expr1_0 = C::emit(ctx, &pattern3_0);
let expr2_0 = C::value_regs(ctx, pattern1_1, pattern3_1);
@@ -151,7 +152,7 @@ pub fn constructor_with_flags_1<C: Context>(
result: pattern3_1,
} = pattern2_0
{
// Rule at src/prelude.isle line 259.
// Rule at src/prelude.isle line 263.
let expr0_0 = C::emit(ctx, &pattern1_0);
let expr1_0 = C::emit(ctx, &pattern3_0);
return Some(pattern3_1);
@@ -185,7 +186,7 @@ pub fn constructor_with_flags_2<C: Context>(
result: pattern5_1,
} = pattern4_0
{
// Rule at src/prelude.isle line 269.
// Rule at src/prelude.isle line 273.
let expr0_0 = C::emit(ctx, &pattern1_0);
let expr1_0 = C::emit(ctx, &pattern3_0);
let expr2_0 = C::emit(ctx, &pattern5_0);
@@ -244,7 +245,7 @@ pub fn constructor_extend_to_reg<C: Context>(
}
let pattern3_0 = arg2;
// Rule at src/isa/x64/inst.isle line 420.
let expr0_0 = C::ty_bits(ctx, pattern1_0);
let expr0_0 = C::ty_bits_u16(ctx, pattern1_0);
let expr1_0 = C::operand_size_of_type(ctx, pattern2_0);
let expr2_0 = constructor_operand_size_bits(ctx, &expr1_0)?;
let expr3_0 = C::ext_mode(ctx, expr0_0, expr2_0);