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8279045: Intrinsics missing vzeroupper instruction

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Reviewed-by: neliasso, sviswanathan, kvn
This commit is contained in:
Smita Kamath 2021-12-21 22:09:43 +00:00 committed by Sandhya Viswanathan
parent 84d3333c7a
commit 9ee3ccfee2
1 changed files with 7 additions and 0 deletions
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7
src/hotspot/cpu/x86/stubGenerator_x86_64.cpp
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@ -4138,6 +4138,7 @@ class StubGenerator: public StubCodeGenerator {
const Register len = c_rarg3; // src len (must be multiple of blocksize 16) const Register len = c_rarg3; // src len (must be multiple of blocksize 16)
__ enter(); // required for proper stackwalking of RuntimeStub frame __ enter(); // required for proper stackwalking of RuntimeStub frame
__ aesecb_encrypt(from, to, key, len); __ aesecb_encrypt(from, to, key, len);
__ vzeroupper();
__ leave(); // required for proper stackwalking of RuntimeStub frame __ leave(); // required for proper stackwalking of RuntimeStub frame
__ ret(0); __ ret(0);
return start; return start;
@ -4153,6 +4154,7 @@ class StubGenerator: public StubCodeGenerator {
const Register len = c_rarg3; // src len (must be multiple of blocksize 16) const Register len = c_rarg3; // src len (must be multiple of blocksize 16)
__ enter(); // required for proper stackwalking of RuntimeStub frame __ enter(); // required for proper stackwalking of RuntimeStub frame
__ aesecb_decrypt(from, to, key, len); __ aesecb_decrypt(from, to, key, len);
__ vzeroupper();
__ leave(); // required for proper stackwalking of RuntimeStub frame __ leave(); // required for proper stackwalking of RuntimeStub frame
__ ret(0); __ ret(0);
return start; return start;
@ -4452,6 +4454,7 @@ class StubGenerator: public StubCodeGenerator {
__ movptr(avx512_subkeyHtbl, rsp); __ movptr(avx512_subkeyHtbl, rsp);
__ aesgcm_encrypt(in, len, ct, out, key, state, subkeyHtbl, avx512_subkeyHtbl, counter); __ aesgcm_encrypt(in, len, ct, out, key, state, subkeyHtbl, avx512_subkeyHtbl, counter);
__ vzeroupper();
__ movq(rsp, rbp); __ movq(rsp, rbp);
__ pop(rbp); __ pop(rbp);
@ -4571,6 +4574,7 @@ class StubGenerator: public StubCodeGenerator {
#endif #endif
__ push(rbx); __ push(rbx);
__ aesctr_encrypt(from, to, key, counter, len_reg, used, used_addr, saved_encCounter_start); __ aesctr_encrypt(from, to, key, counter, len_reg, used, used_addr, saved_encCounter_start);
__ vzeroupper();
// Restore state before leaving routine // Restore state before leaving routine
__ pop(rbx); __ pop(rbx);
#ifdef _WIN64 #ifdef _WIN64
@ -5191,6 +5195,7 @@ address generate_cipherBlockChaining_decryptVectorAESCrypt() {
__ evpxorq(RK14, RK14, RK14, Assembler::AVX_512bit); __ evpxorq(RK14, RK14, RK14, Assembler::AVX_512bit);
__ BIND(Lcbc_exit); __ BIND(Lcbc_exit);
__ vzeroupper();
__ pop(rbx); __ pop(rbx);
#ifdef _WIN64 #ifdef _WIN64
__ movl(rax, len_mem); __ movl(rax, len_mem);
@ -7066,6 +7071,7 @@ address generate_avx_ghash_processBlocks() {
__ shrdl(tmp4, tmp3); __ shrdl(tmp4, tmp3);
__ movl(Address(newArr, nIdx, Address::times_4), tmp4); __ movl(Address(newArr, nIdx, Address::times_4), tmp4);
__ BIND(Exit); __ BIND(Exit);
__ vzeroupper();
// Restore callee save registers. // Restore callee save registers.
__ pop(tmp5); __ pop(tmp5);
#ifdef _WINDOWS #ifdef _WINDOWS
@ -7187,6 +7193,7 @@ address generate_avx_ghash_processBlocks() {
__ movl(Address(newArr, idx, Address::times_4), tmp3); __ movl(Address(newArr, idx, Address::times_4), tmp3);
__ BIND(Exit); __ BIND(Exit);
__ vzeroupper();
// Restore callee save registers. // Restore callee save registers.
__ pop(tmp5); __ pop(tmp5);
#ifdef _WINDOWS #ifdef _WINDOWS