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8313372: [JVMCI] Export vmIntrinsics::is_intrinsic_available results to JVMCI compilers. #15133

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8313372: [JVMCI] Export vmIntrinsics::is_intrinsic_available results to JVMCI compilers. #15133

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7328edc
Allow jvmci compiler to query if an intrinsic is disabled by the HotS…
mur47x111 Aug 2, 2023
fba2316
update is_intrinsic_supported for _dcopySign,_fcopySign.
mur47x111 Aug 3, 2023
c6e6dc6
avoid duplicating cpu feature checks.
mur47x111 Aug 10, 2023
1d2b83e
cleanup.
mur47x111 Aug 10, 2023
028aaf5
revert change in supports_fma.
mur47x111 Aug 11, 2023
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4 changes: 4 additions & 0 deletions src/hotspot/cpu/x86/vm_version_x86.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -3217,6 +3217,7 @@ intx VM_Version::allocate_prefetch_distance(bool use_watermark_prefetch) {

bool VM_Version::is_intrinsic_supported(vmIntrinsicID id) {
assert(id != vmIntrinsics::_none, "must be a VM intrinsic");
bool is_LP64 = LP64_ONLY(true) NOT_LP64(false);
switch (id) {
case vmIntrinsics::_floatToFloat16:
case vmIntrinsics::_float16ToFloat:
Expand Down Expand Up @@ -3245,6 +3246,9 @@ bool VM_Version::is_intrinsic_supported(vmIntrinsicID id) {
break;
case vmIntrinsics::_dcopySign:
case vmIntrinsics::_fcopySign:
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See

jdk/src/hotspot/cpu/x86/x86.ad

Lines 1601 to 1609 in 53ca75b

case Op_CopySignD:
case Op_CopySignF:
if (UseAVX < 3 || !is_LP64) {
return false;
}
if (!VM_Version::supports_avx512vl()) {
return false;
}
break;

if (UseAVX < 3 || !is_LP64) {
return false;
}
if (!supports_avx512vl()) {
return false;
}
Expand Down