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8204240: Extend MDO to allow more reasons to be recorded per bci

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Reviewed-by: kvn, neliasso
This commit is contained in:
Roland Westrelin 2018-06-11 15:28:24 +02:00
parent 65a85be9c7
commit 724e41cbb6
11 changed files with 80 additions and 71 deletions
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8
src/hotspot/cpu/x86/assembler_x86.cpp
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@ -3338,6 +3338,14 @@ void Assembler::orl(Address dst, Register src) {
emit_operand(src, dst);
}
void Assembler::orb(Address dst, int imm8) {
InstructionMark im(this);
prefix(dst);
emit_int8((unsigned char)0x80);
emit_operand(rcx, dst, 1);
emit_int8(imm8);
}
void Assembler::packuswb(XMMRegister dst, Address src) {
NOT_LP64(assert(VM_Version::supports_sse2(), ""));
assert((UseAVX > 0), "SSE mode requires address alignment 16 bytes");