[AMDGPU] Fix number of reserved SGPRs on CI to reflect flat scratch use

Differential Revision: https://reviews.llvm.org/D27225

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@289095 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Stanislav Mekhanoshin 2016-12-08 20:07:23 +00:00
parent 545a46b9c2
commit 00f1f5a961

View File

@ -1181,6 +1181,8 @@ unsigned SIRegisterInfo::getNumAddressableSGPRs(const SISubtarget &ST) const {
unsigned SIRegisterInfo::getNumReservedSGPRs(const SISubtarget &ST) const {
if (ST.getGeneration() >= AMDGPUSubtarget::VOLCANIC_ISLANDS)
return 6; // VCC, FLAT_SCRATCH, XNACK.
if (ST.getGeneration() >= AMDGPUSubtarget::SEA_ISLANDS)
return 4; // VCC, FLAT_SCRATCH.
return 2; // VCC.
}