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8205421: AARCH64: StubCodeMark should be placed after alignment

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Reviewed-by: aph
This commit is contained in:
Dmitrij Pochepko 2018-12-12 15:26:49 +03:00
parent 8c4f51f666
commit ade1d52ab6
1 changed files with 12 additions and 4 deletions
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16
src/hotspot/cpu/aarch64/stubGenerator_aarch64.cpp
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@ -725,8 +725,11 @@ class StubGenerator: public StubCodeGenerator {
stub_name = "forward_copy_longs";
else
stub_name = "backward_copy_longs";
StubCodeMark mark(this, "StubRoutines", stub_name);
__ align(CodeEntryAlignment);
StubCodeMark mark(this, "StubRoutines", stub_name);
__ bind(start);
Label unaligned_copy_long;
@ -1976,9 +1979,10 @@ class StubGenerator: public StubCodeGenerator {
const Register dst_pos = c_rarg3; // destination position
const Register length = c_rarg4;
__ align(CodeEntryAlignment);
StubCodeMark mark(this, "StubRoutines", name);
__ align(CodeEntryAlignment);
address start = __ pc();
__ enter(); // required for proper stackwalking of RuntimeStub frame
@ -3653,7 +3657,6 @@ class StubGenerator: public StubCodeGenerator {
}
address generate_has_negatives(address &has_negatives_long) {
StubCodeMark mark(this, "StubRoutines", "has_negatives");
const u1 large_loop_size = 64;
const uint64_t UPPER_BIT_MASK=0x8080808080808080;
int dcache_line = VM_Version::dcache_line_size();
@ -3661,6 +3664,9 @@ class StubGenerator: public StubCodeGenerator {
Register ary1 = r1, len = r2, result = r0;
__ align(CodeEntryAlignment);
StubCodeMark mark(this, "StubRoutines", "has_negatives");
address entry = __ pc();
__ enter();
@ -3900,7 +3906,6 @@ class StubGenerator: public StubCodeGenerator {
// cnt1 = r10 - amount of elements left to check, reduced by wordSize
// r3-r5 are reserved temporary registers
address generate_large_array_equals() {
StubCodeMark mark(this, "StubRoutines", "large_array_equals");
Register a1 = r1, a2 = r2, result = r0, cnt1 = r10, tmp1 = rscratch1,
tmp2 = rscratch2, tmp3 = r3, tmp4 = r4, tmp5 = r5, tmp6 = r11,
tmp7 = r12, tmp8 = r13;
@ -3915,6 +3920,9 @@ class StubGenerator: public StubCodeGenerator {
tmp5, tmp6, tmp7, tmp8);
__ align(CodeEntryAlignment);
StubCodeMark mark(this, "StubRoutines", "large_array_equals");
address entry = __ pc();
__ enter();
__ sub(cnt1, cnt1, wordSize); // first 8 bytes were loaded outside of stub