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8195776: [x86,sparc] A row of minor fixes and enhancements

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Reviewed-by: kvn
This commit is contained in:
Goetz Lindenmaier 2018-01-19 17:01:34 +01:00
parent 0ddc8c6900
commit 490d2ce747
17 changed files with 151 additions and 98 deletions
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4
src/hotspot/cpu/x86/assembler_x86.cpp
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@ -1510,11 +1510,11 @@ void Assembler::call(Address adr) {
}
void Assembler::call_literal(address entry, RelocationHolder const& rspec) {
assert(entry != NULL, "call most probably wrong");
InstructionMark im(this);
emit_int8((unsigned char)0xE8);
intptr_t disp = entry - (pc() + sizeof(int32_t));
assert(is_simm32(disp), "must be 32bit offset (call2)");
// Entry is NULL in case of a scratch emit.
assert(entry == NULL || is_simm32(disp), "disp=" INTPTR_FORMAT " must be 32bit offset (call2)", disp);
// Technically, should use call32_operand, but this format is
// implied by the fact that we're emitting a call instruction.