--- a/src/hotspot/cpu/ppc/ppc.ad Thu Oct 05 10:55:34 2017 +0200
+++ b/src/hotspot/cpu/ppc/ppc.ad Thu Oct 05 12:56:42 2017 +0200
@@ -452,17 +452,6 @@
);
alloc_class chunk3 (
- // special registers
- // These registers are not allocated, but used for nodes generated by postalloc expand.
- SR_XER,
- SR_LR,
- SR_CTR,
- SR_VRSAVE,
- SR_SPEFSCR,
- SR_PPR
-);
-
-alloc_class chunk4 (
VSR0,
VSR1,
VSR2,
@@ -529,6 +518,17 @@
VSR63
);
+alloc_class chunk4 (
+ // special registers
+ // These registers are not allocated, but used for nodes generated by postalloc expand.
+ SR_XER,
+ SR_LR,
+ SR_CTR,
+ SR_VRSAVE,
+ SR_SPEFSCR,
+ SR_PPR
+);
+
//-------Architecture Description Register Classes-----------------------
// Several register classes are automatically defined based upon
@@ -1675,7 +1675,7 @@
if (reg < 64+64) return rc_float;
// Between float regs & stack are the flags regs.
- assert(OptoReg::is_stack(reg), "blow up if spilling flags");
+ assert(OptoReg::is_stack(reg) || reg < 64+64+64, "blow up if spilling flags");
return rc_stack;
}
@@ -2221,7 +2221,7 @@
// Vector width in bytes.
const int Matcher::vector_width_in_bytes(BasicType bt) {
- if (VM_Version::has_vsx()) {
+ if (SuperwordUseVSX) {
assert(MaxVectorSize == 16, "");
return 16;
} else {
@@ -2232,7 +2232,7 @@
// Vector ideal reg.
const uint Matcher::vector_ideal_reg(int size) {
- if (VM_Version::has_vsx()) {
+ if (SuperwordUseVSX) {
assert(MaxVectorSize == 16 && size == 16, "");
return Op_VecX;
} else {
@@ -2258,10 +2258,7 @@
// PPC doesn't support misaligned vectors store/load.
const bool Matcher::misaligned_vectors_ok() {
- if (VM_Version::has_vsx())
- return !AlignVector; // can be changed by flag
- else
- return false;
+ return !AlignVector; // can be changed by flag
}
// PPC AES support not yet implemented