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aarch64: Migrate {s,u}{sub,add}_sat to ISLE (#3551)

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These were pretty straightforward! Only needed a single `rule` per
instruction with a new 128-bit vector type matcher.
This commit is contained in:
Alex Crichton
2021-11-19 12:59:06 -06:00
committed by GitHub
parent f84b30bb59
commit ef8ea644f4
8 changed files with 108 additions and 41 deletions
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11
cranelift/codegen/src/isa/x64/lower/isle/generated_code.rs generated
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@@ -33,6 +33,7 @@ pub trait Context {
fn ty_bits(&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>;
fn value_list_slice(&mut self, arg0: ValueList) -> ValueSlice;
fn unwrap_head_value_list_1(&mut self, arg0: ValueList) -> (Value, ValueSlice);
fn unwrap_head_value_list_2(&mut self, arg0: ValueList) -> (Value, Value, ValueSlice);
@@ -63,13 +64,13 @@ pub trait Context {
fn sse_insertps_lane_imm(&mut self, arg0: u8) -> u8;
}
/// Internal type ProducesFlags: defined at src/prelude.isle line 230.
/// Internal type ProducesFlags: defined at src/prelude.isle line 234.
#[derive(Clone, Debug)]
pub enum ProducesFlags {
ProducesFlags { inst: MInst, result: Reg },
}
/// Internal type ConsumesFlags: defined at src/prelude.isle line 233.
/// Internal type ConsumesFlags: defined at src/prelude.isle line 237.
#[derive(Clone, Debug)]
pub enum ConsumesFlags {
ConsumesFlags { inst: MInst, result: Reg },
@@ -119,7 +120,7 @@ pub fn constructor_with_flags<C: Context>(
result: pattern3_1,
} = pattern2_0
{
// Rule at src/prelude.isle line 243.
// Rule at src/prelude.isle line 247.
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);
@@ -147,7 +148,7 @@ pub fn constructor_with_flags_1<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);
return Some(pattern3_1);
@@ -181,7 +182,7 @@ pub fn constructor_with_flags_2<C: Context>(
result: pattern5_1,
} = pattern4_0
{
// Rule at src/prelude.isle line 261.
// Rule at src/prelude.isle line 265.
let expr0_0 = C::emit(ctx, &pattern1_0);
let expr1_0 = C::emit(ctx, &pattern3_0);
let expr2_0 = C::emit(ctx, &pattern5_0);