1. 18 Sep, 2020 20 commits
  2. 17 Sep, 2020 17 commits
  3. 16 Sep, 2020 3 commits
    • Ng Zhi An's avatar
      [wasm-simd][liftoff][ia32][x64] Implement floating-point roundings · 7f654693
      Ng Zhi An authored
      Implement f32x4 and f64x2 nearest, trunc, ceil, and floor for ia32 and
      x64. arm and arm64 will follow in a future patch, now they just bail out
      into a runtime call.
      
      Bug: v8:10906
      Change-Id: I8c90ba6825e0360ca1251a1f706f9dbcba7afdbf
      Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2411691
      Commit-Queue: Zhi An Ng <zhin@chromium.org>
      Reviewed-by: 's avatarClemens Backes <clemensb@chromium.org>
      Cr-Commit-Position: refs/heads/master@{#69961}
      7f654693
    • Ng Zhi An's avatar
      [wasm-simd][scalar-lowering] Fix lowering for i64x2 · 5f7e9234
      Ng Zhi An authored
      Add lowering for I64x2 in S128Const and converting Int64x2 to
      Int32x2.
      
      Bug: v8:10507
      Change-Id: I5bc40ae135fa00e31e901337b1a315f6ead14b02
      Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2410800Reviewed-by: 's avatarBill Budge <bbudge@chromium.org>
      Commit-Queue: Zhi An Ng <zhin@chromium.org>
      Cr-Commit-Position: refs/heads/master@{#69960}
      5f7e9234
    • Bill Budge's avatar
      Revert "Reland^4 "[flags] warn about contradictory flags"" · a0e38f31
      Bill Budge authored
      This reverts commit 2000aea5.
      
      Reason for revert: Breaks NumFuzz.
      
      Original change's description:
      > Reland^4 "[flags] warn about contradictory flags"
      > 
      > This is a reland of 0ba115e6
      > Changes compared to last reland:
      > - Fix Python code trying to write to expected_outcomes, which is now a
      >   computed property.
      > - Fix remaining place in d8.cc that ignored the --fuzzing flag.
      > - Expect flag contradictions for --cache in code_serializer variant.
      > 
      > Original change's description:
      > > Reland^3 "[flags] warn about contradictory flags"
      > >
      > > Changes:
      > > - Also allow second parameter influenced by --cache to be reassigned.
      > > - Fix --stress-opt to only --always-opt in the last iteration as before.
      > >
      > > Original change's description:
      > > > Reland^2 "[flags] warn about contradictory flags"
      > > >
      > > > This is a reland of d8f8a7e2
      > > > Change compared to last reland:
      > > > - Do not check for d8 flag contradictions in the presence of --fuzzing
      > > > - Allow identical re-declaration of --cache=*
      > > >
      > > > Original change's description:
      > > > > Reland "[flags] warn about contradictory flags"
      > > > >
      > > > > This is a reland of b8f91666
      > > > > Difference to previous CL: Additional functionality to specify
      > > > > incompatible flags based on GN variables and extra-flags, used
      > > > > to fix the issues that came up on the waterfall.
      > > > >
      > > > > This also changes the rules regarding repeated flags: While
      > > > > explicitly repeated flags are allowed for boolean values as long
      > > > > as they are identical, repeated flags or explicit flags in the
      > > > > presence of an active implication are disallowed for non-boolean
      > > > > flags. The latter simplifies specifying conflict rules in
      > > > > variants.py. Otherwise a rule like
      > > > >
      > > > > INCOMPATIBLE_FLAGS_PER_EXTRA_FLAG = {
      > > > >   "--gc-interval=*": ["--gc-interval=*"],
      > > > > }
      > > > >
      > > > > wouldn't work because specifying the same GC interval twice
      > > > > wouldn't actually count as a conflict. This was an issue with
      > > > > test/mjsunit/wasm/gc-buffer.js, which specifies
      > > > > --gc-interval=500 exactly like the extra flag by the stress bot.
      > > > >
      > > > > Also, this now expands contradictory flags checking to d8 flags
      > > > > for consistency.
      > > > >
      > > > > Original change's description:
      > > > > > [flags] warn about contradictory flags
      > > > > >
      > > > > > Design Doc: https://docs.google.com/document/d/1lkvu8crkK7Ei39qjkPCFijpNyxWXsOktG9GB-7K34jM/
      > > > > >
      > > > > > Bug: v8:10577
      > > > > > Change-Id: Ib9cfdffa401c48c895bf31caed5ee03545beddab
      > > > > > Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2154792
      > > > > > Reviewed-by: Clemens Backes <clemensb@chromium.org>
      > > > > > Reviewed-by: Michael Achenbach <machenbach@chromium.org>
      > > > > > Reviewed-by: Georg Neis <neis@chromium.org>
      > > > > > Reviewed-by: Tamer Tas <tmrts@chromium.org>
      > > > > > Commit-Queue: Tobias Tebbi <tebbi@chromium.org>
      > > > > > Cr-Commit-Position: refs/heads/master@{#68168}
      > > > >
      > > > > Bug: v8:10577
      > > > > Change-Id: I268e590ee18a535b13dee14eeb15ddd0a9ee8341
      > > > > Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2235115
      > > > > Commit-Queue: Tobias Tebbi <tebbi@chromium.org>
      > > > > Reviewed-by: Tamer Tas <tmrts@chromium.org>
      > > > > Reviewed-by: Clemens Backes <clemensb@chromium.org>
      > > > > Reviewed-by: Georg Neis <neis@chromium.org>
      > > > > Cr-Commit-Position: refs/heads/master@{#68989}
      > > >
      > > > Bug: v8:10577
      > > > Change-Id: I31d2794d4f9ff630f3444210100c64d67d881276
      > > > Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2339464
      > > > Commit-Queue: Tobias Tebbi <tebbi@chromium.org>
      > > > Reviewed-by: Clemens Backes <clemensb@chromium.org>
      > > > Cr-Commit-Position: refs/heads/master@{#69339}
      > >
      > > Bug: v8:10577
      > > Cq-Include-Trybots: luci.v8.try:v8_linux64_tsan_rel_ng
      > > Cq-Include-Trybots: luci.v8.try:v8_linux64_tsan_isolates_rel_ng
      > > Change-Id: I4a69dc57a102782cb453144323e3752ac8278624
      > > Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2352770
      > > Commit-Queue: Tobias Tebbi <tebbi@chromium.org>
      > > Reviewed-by: Tobias Tebbi <tebbi@chromium.org>
      > > Reviewed-by: Clemens Backes <clemensb@chromium.org>
      > > Cr-Commit-Position: refs/heads/master@{#69433}
      > 
      > Change-Id: Ib6d2aeb495210f581ac671221c265df58e8e5e70
      > Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2398640
      > Commit-Queue: Tobias Tebbi <tebbi@chromium.org>
      > Reviewed-by: Clemens Backes <clemensb@chromium.org>
      > Reviewed-by: Tamer Tas <tmrts@chromium.org>
      > Cr-Commit-Position: refs/heads/master@{#69954}
      
      TBR=clemensb@chromium.org,tebbi@chromium.org,tmrts@chromium.org
      
      Change-Id: I2dc80bcad9f74c29298902e01939e7e7f3336cf6
      No-Presubmit: true
      No-Tree-Checks: true
      No-Try: true
      Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2415133Reviewed-by: 's avatarBill Budge <bbudge@chromium.org>
      Commit-Queue: Bill Budge <bbudge@chromium.org>
      Cr-Commit-Position: refs/heads/master@{#69959}
      a0e38f31