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8333276: RISC-V: client VM build failure after JDK-8241503

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Reviewed-by: fyang
This commit is contained in:
Gui Cao 2024-06-03 01:44:16 +00:00 committed by Fei Yang
parent 769b3e48ea
commit cfe91ed39c
2 changed files with 17 additions and 13 deletions
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15
src/hotspot/cpu/riscv/c2_MacroAssembler_riscv.cpp
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@ -2791,6 +2791,21 @@ void C2_MacroAssembler::compare_fp_v(VectorRegister vd, VectorRegister src1, Vec
}
}
// In Matcher::scalable_predicate_reg_slots,
// we assume each predicate register is one-eighth of the size of
// scalable vector register, one mask bit per vector byte.
void C2_MacroAssembler::spill_vmask(VectorRegister v, int offset) {
vsetvli_helper(T_BYTE, MaxVectorSize >> 3);
add(t0, sp, offset);
vse8_v(v, t0);
}
void C2_MacroAssembler::unspill_vmask(VectorRegister v, int offset) {
vsetvli_helper(T_BYTE, MaxVectorSize >> 3);
add(t0, sp, offset);
vle8_v(v, t0);
}
void C2_MacroAssembler::integer_extend_v(VectorRegister dst, BasicType dst_bt, uint vector_length,
VectorRegister src, BasicType src_bt, bool is_signed) {
assert(type2aelembytes(dst_bt) > type2aelembytes(src_bt) && type2aelembytes(dst_bt) <= 8 && type2aelembytes(src_bt) <= 4, "invalid element size");

15
src/hotspot/cpu/riscv/c2_MacroAssembler_riscv.hpp
View File

@ -251,20 +251,9 @@
void compare_fp_v(VectorRegister dst, VectorRegister src1, VectorRegister src2, int cond,
BasicType bt, uint vector_length, VectorMask vm = Assembler::unmasked);
// In Matcher::scalable_predicate_reg_slots,
// we assume each predicate register is one-eighth of the size of
// scalable vector register, one mask bit per vector byte.
void spill_vmask(VectorRegister v, int offset){
vsetvli_helper(T_BYTE, MaxVectorSize >> 3);
add(t0, sp, offset);
vse8_v(v, t0);
}
void spill_vmask(VectorRegister v, int offset);
void unspill_vmask(VectorRegister v, int offset){
vsetvli_helper(T_BYTE, MaxVectorSize >> 3);
add(t0, sp, offset);
vle8_v(v, t0);
}
void unspill_vmask(VectorRegister v, int offset);
void spill_copy_vmask_stack_to_stack(int src_offset, int dst_offset, uint vector_length_in_bytes) {
assert(vector_length_in_bytes % 4 == 0, "unexpected vector mask reg size");