diff options
Diffstat (limited to 'compiler/rustc_codegen_cranelift/src/intrinsics/simd.rs')
| -rw-r--r-- | compiler/rustc_codegen_cranelift/src/intrinsics/simd.rs | 138 |
1 files changed, 126 insertions, 12 deletions
diff --git a/compiler/rustc_codegen_cranelift/src/intrinsics/simd.rs b/compiler/rustc_codegen_cranelift/src/intrinsics/simd.rs index 5a038bfca5d..6741362e8b6 100644 --- a/compiler/rustc_codegen_cranelift/src/intrinsics/simd.rs +++ b/compiler/rustc_codegen_cranelift/src/intrinsics/simd.rs @@ -434,8 +434,36 @@ pub(super) fn codegen_simd_intrinsic_call<'tcx>( }); } - sym::simd_round => { - intrinsic_args!(fx, args => (a); intrinsic); + sym::simd_fpow => { + intrinsic_args!(fx, args => (a, b); intrinsic); + + if !a.layout().ty.is_simd() { + report_simd_type_validation_error(fx, intrinsic, span, a.layout().ty); + return; + } + + simd_pair_for_each_lane(fx, a, b, ret, &|fx, lane_ty, _ret_lane_ty, a_lane, b_lane| { + match lane_ty.kind() { + ty::Float(FloatTy::F32) => fx.lib_call( + "powf", + vec![AbiParam::new(types::F32), AbiParam::new(types::F32)], + vec![AbiParam::new(types::F32)], + &[a_lane, b_lane], + )[0], + ty::Float(FloatTy::F64) => fx.lib_call( + "pow", + vec![AbiParam::new(types::F64), AbiParam::new(types::F64)], + vec![AbiParam::new(types::F64)], + &[a_lane, b_lane], + )[0], + _ => unreachable!("{:?}", lane_ty), + } + }); + } + + sym::simd_fpowi => { + intrinsic_args!(fx, args => (a, exp); intrinsic); + let exp = exp.load_scalar(fx); if !a.layout().ty.is_simd() { report_simd_type_validation_error(fx, intrinsic, span, a.layout().ty); @@ -448,22 +476,71 @@ pub(super) fn codegen_simd_intrinsic_call<'tcx>( ret, &|fx, lane_ty, _ret_lane_ty, lane| match lane_ty.kind() { ty::Float(FloatTy::F32) => fx.lib_call( - "roundf", + "__powisf2", // compiler-builtins + vec![AbiParam::new(types::F32), AbiParam::new(types::I32)], vec![AbiParam::new(types::F32)], - vec![AbiParam::new(types::F32)], - &[lane], + &[lane, exp], )[0], ty::Float(FloatTy::F64) => fx.lib_call( - "round", - vec![AbiParam::new(types::F64)], + "__powidf2", // compiler-builtins + vec![AbiParam::new(types::F64), AbiParam::new(types::I32)], vec![AbiParam::new(types::F64)], - &[lane], + &[lane, exp], )[0], _ => unreachable!("{:?}", lane_ty), }, ); } + sym::simd_fsin + | sym::simd_fcos + | sym::simd_fexp + | sym::simd_fexp2 + | sym::simd_flog + | sym::simd_flog10 + | sym::simd_flog2 + | sym::simd_round => { + intrinsic_args!(fx, args => (a); intrinsic); + + if !a.layout().ty.is_simd() { + report_simd_type_validation_error(fx, intrinsic, span, a.layout().ty); + return; + } + + simd_for_each_lane(fx, a, ret, &|fx, lane_ty, _ret_lane_ty, lane| { + let lane_ty = match lane_ty.kind() { + ty::Float(FloatTy::F32) => types::F32, + ty::Float(FloatTy::F64) => types::F64, + _ => unreachable!("{:?}", lane_ty), + }; + let name = match (intrinsic, lane_ty) { + (sym::simd_fsin, types::F32) => "sinf", + (sym::simd_fsin, types::F64) => "sin", + (sym::simd_fcos, types::F32) => "cosf", + (sym::simd_fcos, types::F64) => "cos", + (sym::simd_fexp, types::F32) => "expf", + (sym::simd_fexp, types::F64) => "exp", + (sym::simd_fexp2, types::F32) => "exp2f", + (sym::simd_fexp2, types::F64) => "exp2", + (sym::simd_flog, types::F32) => "logf", + (sym::simd_flog, types::F64) => "log", + (sym::simd_flog10, types::F32) => "log10f", + (sym::simd_flog10, types::F64) => "log10", + (sym::simd_flog2, types::F32) => "log2f", + (sym::simd_flog2, types::F64) => "log2", + (sym::simd_round, types::F32) => "roundf", + (sym::simd_round, types::F64) => "round", + _ => unreachable!("{:?}", intrinsic), + }; + fx.lib_call( + name, + vec![AbiParam::new(lane_ty)], + vec![AbiParam::new(lane_ty)], + &[lane], + )[0] + }); + } + sym::simd_fabs | sym::simd_fsqrt | sym::simd_ceil | sym::simd_floor | sym::simd_trunc => { intrinsic_args!(fx, args => (a); intrinsic); @@ -488,7 +565,7 @@ pub(super) fn codegen_simd_intrinsic_call<'tcx>( }); } - sym::simd_reduce_add_ordered | sym::simd_reduce_add_unordered => { + sym::simd_reduce_add_ordered => { intrinsic_args!(fx, args => (v, acc); intrinsic); let acc = acc.load_scalar(fx); @@ -507,7 +584,25 @@ pub(super) fn codegen_simd_intrinsic_call<'tcx>( }); } - sym::simd_reduce_mul_ordered | sym::simd_reduce_mul_unordered => { + sym::simd_reduce_add_unordered => { + intrinsic_args!(fx, args => (v); intrinsic); + + // FIXME there must be no acc param for integer vectors + if !v.layout().ty.is_simd() { + report_simd_type_validation_error(fx, intrinsic, span, v.layout().ty); + return; + } + + simd_reduce(fx, v, None, ret, &|fx, lane_ty, a, b| { + if lane_ty.is_floating_point() { + fx.bcx.ins().fadd(a, b) + } else { + fx.bcx.ins().iadd(a, b) + } + }); + } + + sym::simd_reduce_mul_ordered => { intrinsic_args!(fx, args => (v, acc); intrinsic); let acc = acc.load_scalar(fx); @@ -526,6 +621,24 @@ pub(super) fn codegen_simd_intrinsic_call<'tcx>( }); } + sym::simd_reduce_mul_unordered => { + intrinsic_args!(fx, args => (v); intrinsic); + + // FIXME there must be no acc param for integer vectors + if !v.layout().ty.is_simd() { + report_simd_type_validation_error(fx, intrinsic, span, v.layout().ty); + return; + } + + simd_reduce(fx, v, None, ret, &|fx, lane_ty, a, b| { + if lane_ty.is_floating_point() { + fx.bcx.ins().fmul(a, b) + } else { + fx.bcx.ins().imul(a, b) + } + }); + } + sym::simd_reduce_all => { intrinsic_args!(fx, args => (v); intrinsic); @@ -581,7 +694,7 @@ pub(super) fn codegen_simd_intrinsic_call<'tcx>( simd_reduce(fx, v, None, ret, &|fx, _ty, a, b| fx.bcx.ins().bxor(a, b)); } - sym::simd_reduce_min => { + sym::simd_reduce_min | sym::simd_reduce_min_nanless => { intrinsic_args!(fx, args => (v); intrinsic); if !v.layout().ty.is_simd() { @@ -600,7 +713,7 @@ pub(super) fn codegen_simd_intrinsic_call<'tcx>( }); } - sym::simd_reduce_max => { + sym::simd_reduce_max | sym::simd_reduce_max_nanless => { intrinsic_args!(fx, args => (v); intrinsic); if !v.layout().ty.is_simd() { @@ -878,6 +991,7 @@ pub(super) fn codegen_simd_intrinsic_call<'tcx>( fx.tcx.sess.span_err(span, format!("Unknown SIMD intrinsic {}", intrinsic)); // Prevent verifier error fx.bcx.ins().trap(TrapCode::UnreachableCodeReached); + return; } } let ret_block = fx.get_block(target); |