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[turbofan] Turn DCHECK for fixed slot index into a CHECK.

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This is a temporary workaround to ensure that we crash in release mode
instead of running into undefined behavior.

BUG=chromium:444681
LOG=y
R=ishell@chromium.org

Review URL: https://codereview.chromium.org/800713006

Cr-Commit-Position: refs/heads/master@{#25933}
This commit is contained in:
Benedikt Meurer 2014-12-23 12:00:46 +01:00
parent 3f00ce2d59
commit 0a03b5ef18
1 changed files with 2 additions and 1 deletions
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3
src/compiler/instruction.h
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@ -129,7 +129,8 @@ class UnallocatedOperand : public InstructionOperand {
value_ |= VirtualRegisterField::encode(kInvalidVirtualRegister); value_ |= VirtualRegisterField::encode(kInvalidVirtualRegister);
value_ |= BasicPolicyField::encode(policy); value_ |= BasicPolicyField::encode(policy);
value_ |= index << FixedSlotIndexField::kShift; value_ |= index << FixedSlotIndexField::kShift;
DCHECK(this->fixed_slot_index() == index); // TODO(dcarney): 2^10 is not enough for the fixed slot index.
CHECK(this->fixed_slot_index() == index);
} }
UnallocatedOperand(ExtendedPolicy policy, int index) UnallocatedOperand(ExtendedPolicy policy, int index)