Reviewers: Weiliang,
Message:
PTAL
Description:
X87: initialize the FPU state for X87 in prologue.
This CL is a fix for c0c3d866fb824290c24d4c2a14414019d844515f (r30606).
In r30606, initialization of FPU implementation is not moved to prologue
generation correctly.
BUG=
Please review this at https://codereview.chromium.org/1317643009/
Base URL: https://chromium.googlesource.com/v8/v8.git@master
Affected files (+4, -3 lines):
M src/x87/lithium-codegen-x87.cc
Index: src/x87/lithium-codegen-x87.cc
diff --git a/src/x87/lithium-codegen-x87.cc b/src/x87/lithium-codegen-x87.cc
index
d9e5169fdec0dc6f60efaa20d55c1045e707daf8..1b5b176be134ad9034a0d0a9032ed05bc7e2c6a3
100644
--- a/src/x87/lithium-codegen-x87.cc
+++ b/src/x87/lithium-codegen-x87.cc
@@ -215,6 +215,10 @@ bool LCodeGen::GeneratePrologue() {
}
}
}
+
+ // Initailize FPU state.
+ __ fninit();
+
return !is_aborted();
}
@@ -278,9 +282,6 @@ void LCodeGen::DoPrologue(LPrologue* instr) {
Comment(";;; End allocate local context");
}
- // Initailize FPU state.
- __ fninit();
-
Comment(";;; Prologue end");
}
--
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