Skip to content

8360559: Optimize Math.sinh for x86 64 bit platforms #26152

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Closed
wants to merge 3 commits into from
Closed

8360559: Optimize Math.sinh for x86 64 bit platforms #26152

Changes from 1 commit
Commits
Show all changes
3 commits
Select commit Hold shift + click to select a range
9c5cc60
x86_64 intrinsic for sinh using libm
missa-prime Jul 7, 2025
c0adc8b
Move error bound to separate section in comment header
missa-prime Jul 17, 2025
3ab7ab3
Make sure xmm1 is initialized before potential use in L_2TAG_PACKET_3…
missa-prime Jul 31, 2025
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
2 changes: 1 addition & 1 deletion src/hotspot/cpu/x86/stubGenerator_x86_64_sinh.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -310,6 +310,7 @@ address StubGenerator::generate_libmSinh() {

__ bind(B1_2);
__ xorpd(xmm4, xmm4);
__ movsd(xmm1, ExternalAddress(L2E), r11 /*rscratch*/);
__ movl(rax, 32768);
__ pinsrw(xmm4, rax, 3);
__ pextrw(rcx, xmm0, 3);
Expand All @@ -322,7 +323,6 @@ address StubGenerator::generate_libmSinh() {
__ cmpl(rcx, 177);
__ jcc(Assembler::aboveEqual, L_2TAG_PACKET_0_0_2); // Branch only if |x| is not in [23/64, 3*2^8)
__ movsd(xmm3, ExternalAddress(HALFMASK), r11 /*rscratch*/);
__ movsd(xmm1, ExternalAddress(L2E), r11 /*rscratch*/);
__ movsd(xmm2, ExternalAddress(L2E + 8), r11 /*rscratch*/);
__ movsd(xmm6, ExternalAddress(Shifter), r11 /*rscratch*/);
__ andpd(xmm3, xmm0);
Expand Down