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PTX: Add support for sqrt/sin/cos intrinsics

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llvm-svn: 127578
This commit is contained in:
Justin Holewinski 2011-03-14 14:09:33 +00:00
parent 6ff0aa8ab3
commit 995d10cfea
2 changed files with 89 additions and 0 deletions
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33
lib/Target/PTX/PTXInstrInfo.td
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@ -414,6 +414,39 @@ def FDIVri64SM10 : InstPTX<(outs RRegf64:$d),
// TODO: Allow the rounding mode to be selectable through llc.
defm FMAD : PTX_FLOAT_4OP<"mad.rn", fmul, fadd>;
///===- Floating-Point Intrinsic Instructions -----------------------------===//
def FSQRT32 : InstPTX<(outs RRegf32:$d),
(ins RRegf32:$a),
"sqrt.rn.f32\t$d, $a",
[(set RRegf32:$d, (fsqrt RRegf32:$a))]>;
def FSQRT64 : InstPTX<(outs RRegf64:$d),
(ins RRegf64:$a),
"sqrt.rn.f64\t$d, $a",
[(set RRegf64:$d, (fsqrt RRegf64:$a))]>;
def FSIN32 : InstPTX<(outs RRegf32:$d),
(ins RRegf32:$a),
"sin.approx.f32\t$d, $a",
[(set RRegf32:$d, (fsin RRegf32:$a))]>;
def FSIN64 : InstPTX<(outs RRegf64:$d),
(ins RRegf64:$a),
"sin.approx.f64\t$d, $a",
[(set RRegf64:$d, (fsin RRegf64:$a))]>;
def FCOS32 : InstPTX<(outs RRegf32:$d),
(ins RRegf32:$a),
"cos.approx.f32\t$d, $a",
[(set RRegf32:$d, (fcos RRegf32:$a))]>;
def FCOS64 : InstPTX<(outs RRegf64:$d),
(ins RRegf64:$a),
"cos.approx.f64\t$d, $a",
[(set RRegf64:$d, (fcos RRegf64:$a))]>;
///===- Comparison and Selection Instructions -----------------------------===//
defm SETPEQu32 : PTX_SETP<RRegu32, "u32", i32imm, SETEQ, "eq">;

56
test/CodeGen/PTX/llvm-intrinsic.ll Normal file
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@ -0,0 +1,56 @@
; RUN: llc < %s -march=ptx -mattr=+ptx20,+sm20 | FileCheck %s
define ptx_device float @test_sqrt_f32(float %x) {
entry:
; CHECK: sqrt.rn.f32 f0, f1;
; CHECK-NEXT: ret;
%y = call float @llvm.sqrt.f32(float %x)
ret float %y
}
define ptx_device double @test_sqrt_f64(double %x) {
entry:
; CHECK: sqrt.rn.f64 fd0, fd1;
; CHECK-NEXT: ret;
%y = call double @llvm.sqrt.f64(double %x)
ret double %y
}
define ptx_device float @test_sin_f32(float %x) {
entry:
; CHECK: sin.approx.f32 f0, f1;
; CHECK-NEXT: ret;
%y = call float @llvm.sin.f32(float %x)
ret float %y
}
define ptx_device double @test_sin_f64(double %x) {
entry:
; CHECK: sin.approx.f64 fd0, fd1;
; CHECK-NEXT: ret;
%y = call double @llvm.sin.f64(double %x)
ret double %y
}
define ptx_device float @test_cos_f32(float %x) {
entry:
; CHECK: cos.approx.f32 f0, f1;
; CHECK-NEXT: ret;
%y = call float @llvm.cos.f32(float %x)
ret float %y
}
define ptx_device double @test_cos_f64(double %x) {
entry:
; CHECK: cos.approx.f64 fd0, fd1;
; CHECK-NEXT: ret;
%y = call double @llvm.cos.f64(double %x)
ret double %y
}
declare float @llvm.sqrt.f32(float)
declare double @llvm.sqrt.f64(double)
declare float @llvm.sin.f32(float)
declare double @llvm.sin.f64(double)
declare float @llvm.cos.f32(float)
declare double @llvm.cos.f64(double)