tree 101322f4d4a19a36740527e67018f32c04019684
parent 4a260c12b8c155103435a7b2b99b5227f6ce7594
author Ben Clayton <bclayton@google.com> 1689953329 +0100
committer swiftshader-scoped@luci-project-accounts.iam.gserviceaccount.com <swiftshader-scoped@luci-project-accounts.iam.gserviceaccount.com> 1689956696 +0000

ExecutableMemory: Use VirtualAlloc() instead of `new` on windows

VirtualAlloc() allocates pages. Use this instead of over-allocating and aligning to pages with `new`.

This is more efficient with memory, and avoids a nasty ASAN issue where pages can have their executable bit removed.

Bug: chromium:1466124
Change-Id: Ic31a9a84a837363b6f38b5ba0db3c833375b3e32
Reviewed-on: https://swiftshader-review.googlesource.com/c/SwiftShader/+/71988
Reviewed-by: Antonio Maiorano <amaiorano@google.com>
Tested-by: Ben Clayton <bclayton@google.com>
Presubmit-Ready: Ben Clayton <bclayton@google.com>
Commit-Queue: Ben Clayton <bclayton@google.com>
Kokoro-Result: Ben Clayton <bclayton@google.com>