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src/cpu/x86/vm/stubGenerator_x86_32.cpp
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@@ -2093,18 +2093,10 @@
entry_checkcast_arraycopy);
}
void generate_math_stubs() {
{
- StubCodeMark mark(this, "StubRoutines", "log");
- StubRoutines::_intrinsic_log = (double (*)(double)) __ pc();
-
- __ fld_d(Address(rsp, 4));
- __ flog();
- __ ret(0);
- }
- {
StubCodeMark mark(this, "StubRoutines", "log10");
StubRoutines::_intrinsic_log10 = (double (*)(double)) __ pc();
__ fld_d(Address(rsp, 4));
__ flog10();
@@ -3063,10 +3055,36 @@
return start;
}
+ address generate_libmLog() {
+ address start = __ pc();
+
+ const XMMRegister x0 = xmm0;
+ const XMMRegister x1 = xmm1;
+ const XMMRegister x2 = xmm2;
+ const XMMRegister x3 = xmm3;
+
+ const XMMRegister x4 = xmm4;
+ const XMMRegister x5 = xmm5;
+ const XMMRegister x6 = xmm6;
+ const XMMRegister x7 = xmm7;
+
+ const Register tmp = rbx;
+
+ BLOCK_COMMENT("Entry:");
+ __ enter(); // required for proper stackwalking of RuntimeStub frame
+ __ fast_log(x0, x1, x2, x3, x4, x5, x6, x7, rax, rcx, rdx, tmp);
+ __ leave(); // required for proper stackwalking of RuntimeStub frame
+ __ ret(0);
+
+ return start;
+
+ }
+
+
// Safefetch stubs.
void generate_safefetch(const char* name, int size, address* entry,
address* fault_pc, address* continuation_pc) {
// safefetch signatures:
@@ -3286,10 +3304,11 @@
StubRoutines::_crc32c_table_addr = (address)StubRoutines::x86::_crc32c_table;
StubRoutines::_updateBytesCRC32C = generate_updateBytesCRC32C(supports_clmul);
}
if (VM_Version::supports_sse2()) {
StubRoutines::_dexp = generate_libmExp();
+ StubRoutines::_dlog = generate_libmLog();
}
}
void generate_all() {
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