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clang-p2996/mlir/test/Conversion/ComplexToLLVM/convert-to-llvm.mlir
Alex Zinenko d6be277347 [mlir] turn complex-to-llvm into a partial conversion 
It is no longer necessary to also convert other "standard" ops along with the
complex dialect: the element types are now built-in integers or floating point
types, and the top-level cast between complex and struct is automatically
inserted and removed in progressive lowering.

Reviewed By: herhut

Differential Revision: https://reviews.llvm.org/D95625
2021-01-28 19:14:01 +01:00

142 lines
7.3 KiB
MLIR
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// RUN: mlir-opt %s -convert-complex-to-llvm | FileCheck %s
// CHECK-LABEL: func @complex_numbers
// CHECK-NEXT: %[[REAL0:.*]] = constant 1.200000e+00 : f32
// CHECK-NEXT: %[[IMAG0:.*]] = constant 3.400000e+00 : f32
// CHECK-NEXT: %[[CPLX0:.*]] = llvm.mlir.undef : !llvm.struct<(f32, f32)>
// CHECK-NEXT: %[[CPLX1:.*]] = llvm.insertvalue %[[REAL0]], %[[CPLX0]][0] : !llvm.struct<(f32, f32)>
// CHECK-NEXT: %[[CPLX2:.*]] = llvm.insertvalue %[[IMAG0]], %[[CPLX1]][1] : !llvm.struct<(f32, f32)>
// CHECK-NEXT: %[[REAL1:.*]] = llvm.extractvalue %[[CPLX2:.*]][0] : !llvm.struct<(f32, f32)>
// CHECK-NEXT: %[[IMAG1:.*]] = llvm.extractvalue %[[CPLX2:.*]][1] : !llvm.struct<(f32, f32)>
func @complex_numbers() {
%real0 = constant 1.2 : f32
%imag0 = constant 3.4 : f32
%cplx2 = complex.create %real0, %imag0 : complex<f32>
%real1 = complex.re%cplx2 : complex<f32>
%imag1 = complex.im %cplx2 : complex<f32>
return
}
// CHECK-LABEL: func @complex_addition
// CHECK-DAG: %[[A_REAL:.*]] = llvm.extractvalue %[[A:.*]][0] : !llvm.struct<(f64, f64)>
// CHECK-DAG: %[[B_REAL:.*]] = llvm.extractvalue %[[B:.*]][0] : !llvm.struct<(f64, f64)>
// CHECK-DAG: %[[A_IMAG:.*]] = llvm.extractvalue %[[A]][1] : !llvm.struct<(f64, f64)>
// CHECK-DAG: %[[B_IMAG:.*]] = llvm.extractvalue %[[B]][1] : !llvm.struct<(f64, f64)>
// CHECK: %[[C0:.*]] = llvm.mlir.undef : !llvm.struct<(f64, f64)>
// CHECK-DAG: %[[C_REAL:.*]] = llvm.fadd %[[A_REAL]], %[[B_REAL]] : f64
// CHECK-DAG: %[[C_IMAG:.*]] = llvm.fadd %[[A_IMAG]], %[[B_IMAG]] : f64
// CHECK: %[[C1:.*]] = llvm.insertvalue %[[C_REAL]], %[[C0]][0] : !llvm.struct<(f64, f64)>
// CHECK: %[[C2:.*]] = llvm.insertvalue %[[C_IMAG]], %[[C1]][1] : !llvm.struct<(f64, f64)>
func @complex_addition() {
%a_re = constant 1.2 : f64
%a_im = constant 3.4 : f64
%a = complex.create %a_re, %a_im : complex<f64>
%b_re = constant 5.6 : f64
%b_im = constant 7.8 : f64
%b = complex.create %b_re, %b_im : complex<f64>
%c = complex.add %a, %b : complex<f64>
return
}
// CHECK-LABEL: func @complex_substraction
// CHECK-DAG: %[[A_REAL:.*]] = llvm.extractvalue %[[A:.*]][0] : !llvm.struct<(f64, f64)>
// CHECK-DAG: %[[B_REAL:.*]] = llvm.extractvalue %[[B:.*]][0] : !llvm.struct<(f64, f64)>
// CHECK-DAG: %[[A_IMAG:.*]] = llvm.extractvalue %[[A]][1] : !llvm.struct<(f64, f64)>
// CHECK-DAG: %[[B_IMAG:.*]] = llvm.extractvalue %[[B]][1] : !llvm.struct<(f64, f64)>
// CHECK: %[[C0:.*]] = llvm.mlir.undef : !llvm.struct<(f64, f64)>
// CHECK-DAG: %[[C_REAL:.*]] = llvm.fsub %[[A_REAL]], %[[B_REAL]] : f64
// CHECK-DAG: %[[C_IMAG:.*]] = llvm.fsub %[[A_IMAG]], %[[B_IMAG]] : f64
// CHECK: %[[C1:.*]] = llvm.insertvalue %[[C_REAL]], %[[C0]][0] : !llvm.struct<(f64, f64)>
// CHECK: %[[C2:.*]] = llvm.insertvalue %[[C_IMAG]], %[[C1]][1] : !llvm.struct<(f64, f64)>
func @complex_substraction() {
%a_re = constant 1.2 : f64
%a_im = constant 3.4 : f64
%a = complex.create %a_re, %a_im : complex<f64>
%b_re = constant 5.6 : f64
%b_im = constant 7.8 : f64
%b = complex.create %b_re, %b_im : complex<f64>
%c = complex.sub %a, %b : complex<f64>
return
}
// CHECK-LABEL: func @complex_div
// CHECK-SAME: %[[LHS:.*]]: complex<f32>, %[[RHS:.*]]: complex<f32>
func @complex_div(%lhs: complex<f32>, %rhs: complex<f32>) -> complex<f32> {
%div = complex.div %lhs, %rhs : complex<f32>
return %div : complex<f32>
}
// CHECK: %[[CASTED_LHS:.*]] = llvm.mlir.cast %[[LHS]] : complex<f32> to ![[C_TY:.*>]]
// CHECK: %[[CASTED_RHS:.*]] = llvm.mlir.cast %[[RHS]] : complex<f32> to ![[C_TY]]
// CHECK: %[[LHS_RE:.*]] = llvm.extractvalue %[[CASTED_LHS]][0] : ![[C_TY]]
// CHECK: %[[LHS_IM:.*]] = llvm.extractvalue %[[CASTED_LHS]][1] : ![[C_TY]]
// CHECK: %[[RHS_RE:.*]] = llvm.extractvalue %[[CASTED_RHS]][0] : ![[C_TY]]
// CHECK: %[[RHS_IM:.*]] = llvm.extractvalue %[[CASTED_RHS]][1] : ![[C_TY]]
// CHECK: %[[RESULT_0:.*]] = llvm.mlir.undef : ![[C_TY]]
// CHECK-DAG: %[[RHS_RE_SQ:.*]] = llvm.fmul %[[RHS_RE]], %[[RHS_RE]] : f32
// CHECK-DAG: %[[RHS_IM_SQ:.*]] = llvm.fmul %[[RHS_IM]], %[[RHS_IM]] : f32
// CHECK: %[[SQ_NORM:.*]] = llvm.fadd %[[RHS_RE_SQ]], %[[RHS_IM_SQ]] : f32
// CHECK-DAG: %[[REAL_TMP_0:.*]] = llvm.fmul %[[LHS_RE]], %[[RHS_RE]] : f32
// CHECK-DAG: %[[REAL_TMP_1:.*]] = llvm.fmul %[[LHS_IM]], %[[RHS_IM]] : f32
// CHECK: %[[REAL_TMP_2:.*]] = llvm.fadd %[[REAL_TMP_0]], %[[REAL_TMP_1]] : f32
// CHECK-DAG: %[[IMAG_TMP_0:.*]] = llvm.fmul %[[LHS_IM]], %[[RHS_RE]] : f32
// CHECK-DAG: %[[IMAG_TMP_1:.*]] = llvm.fmul %[[LHS_RE]], %[[RHS_IM]] : f32
// CHECK: %[[IMAG_TMP_2:.*]] = llvm.fsub %[[IMAG_TMP_0]], %[[IMAG_TMP_1]] : f32
// CHECK: %[[REAL:.*]] = llvm.fdiv %[[REAL_TMP_2]], %[[SQ_NORM]] : f32
// CHECK: %[[RESULT_1:.*]] = llvm.insertvalue %[[REAL]], %[[RESULT_0]][0] : ![[C_TY]]
// CHECK: %[[IMAG:.*]] = llvm.fdiv %[[IMAG_TMP_2]], %[[SQ_NORM]] : f32
// CHECK: %[[RESULT_2:.*]] = llvm.insertvalue %[[IMAG]], %[[RESULT_1]][1] : ![[C_TY]]
//
// CHECK: %[[CASTED_RESULT:.*]] = llvm.mlir.cast %[[RESULT_2]] : ![[C_TY]] to complex<f32>
// CHECK: return %[[CASTED_RESULT]] : complex<f32>
// CHECK-LABEL: func @complex_mul
// CHECK-SAME: %[[LHS:.*]]: complex<f32>, %[[RHS:.*]]: complex<f32>
func @complex_mul(%lhs: complex<f32>, %rhs: complex<f32>) -> complex<f32> {
%mul = complex.mul %lhs, %rhs : complex<f32>
return %mul : complex<f32>
}
// CHECK: %[[CASTED_LHS:.*]] = llvm.mlir.cast %[[LHS]] : complex<f32> to ![[C_TY:.*>]]
// CHECK: %[[CASTED_RHS:.*]] = llvm.mlir.cast %[[RHS]] : complex<f32> to ![[C_TY]]
// CHECK: %[[LHS_RE:.*]] = llvm.extractvalue %[[CASTED_LHS]][0] : ![[C_TY]]
// CHECK: %[[LHS_IM:.*]] = llvm.extractvalue %[[CASTED_LHS]][1] : ![[C_TY]]
// CHECK: %[[RHS_RE:.*]] = llvm.extractvalue %[[CASTED_RHS]][0] : ![[C_TY]]
// CHECK: %[[RHS_IM:.*]] = llvm.extractvalue %[[CASTED_RHS]][1] : ![[C_TY]]
// CHECK: %[[RESULT_0:.*]] = llvm.mlir.undef : ![[C_TY]]
// CHECK-DAG: %[[REAL_TMP_0:.*]] = llvm.fmul %[[RHS_RE]], %[[LHS_RE]] : f32
// CHECK-DAG: %[[REAL_TMP_1:.*]] = llvm.fmul %[[RHS_IM]], %[[LHS_IM]] : f32
// CHECK: %[[REAL:.*]] = llvm.fsub %[[REAL_TMP_0]], %[[REAL_TMP_1]] : f32
// CHECK-DAG: %[[IMAG_TMP_0:.*]] = llvm.fmul %[[LHS_IM]], %[[RHS_RE]] : f32
// CHECK-DAG: %[[IMAG_TMP_1:.*]] = llvm.fmul %[[LHS_RE]], %[[RHS_IM]] : f32
// CHECK: %[[IMAG:.*]] = llvm.fadd %[[IMAG_TMP_0]], %[[IMAG_TMP_1]] : f32
// CHECK: %[[RESULT_1:.*]] = llvm.insertvalue %[[REAL]], %[[RESULT_0]][0]
// CHECK: %[[RESULT_2:.*]] = llvm.insertvalue %[[IMAG]], %[[RESULT_1]][1]
// CHECK: %[[CASTED_RESULT:.*]] = llvm.mlir.cast %[[RESULT_2]] : ![[C_TY]] to complex<f32>
// CHECK: return %[[CASTED_RESULT]] : complex<f32>
// CHECK-LABEL: func @complex_abs
// CHECK-SAME: %[[ARG:.*]]: complex<f32>
func @complex_abs(%arg: complex<f32>) -> f32 {
%abs = complex.abs %arg: complex<f32>
return %abs : f32
}
// CHECK: %[[CASTED_ARG:.*]] = llvm.mlir.cast %[[ARG]] : complex<f32> to ![[C_TY:.*>]]
// CHECK: %[[REAL:.*]] = llvm.extractvalue %[[CASTED_ARG]][0] : ![[C_TY]]
// CHECK: %[[IMAG:.*]] = llvm.extractvalue %[[CASTED_ARG]][1] : ![[C_TY]]
// CHECK-DAG: %[[REAL_SQ:.*]] = llvm.fmul %[[REAL]], %[[REAL]] : f32
// CHECK-DAG: %[[IMAG_SQ:.*]] = llvm.fmul %[[IMAG]], %[[IMAG]] : f32
// CHECK: %[[SQ_NORM:.*]] = llvm.fadd %[[REAL_SQ]], %[[IMAG_SQ]] : f32
// CHECK: %[[NORM:.*]] = "llvm.intr.sqrt"(%[[SQ_NORM]]) : (f32) -> f32
// CHECK: return %[[NORM]] : f32
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