Reviewers: ulan, Benedikt Meurer,
Description:
[arm] Fix vmov immediate for ARMv6.
vmov immediate was always emitting movt for some immediates wether or
not the CPU supported ARMv7.
BUG=4019
LOG=n
Please review this at https://codereview.chromium.org/1160093002/
Base URL: https://chromium.googlesource.com/v8/v8.git@master
Affected files (+2, -1 lines):
M src/arm/assembler-arm.cc
Index: src/arm/assembler-arm.cc
diff --git a/src/arm/assembler-arm.cc b/src/arm/assembler-arm.cc
index
da1ab68a76d0ae1bf47d35444df3f51524ad314a..6e65677aba1b382a4097ca8c1933ea55adfa2b19
100644
--- a/src/arm/assembler-arm.cc
+++ b/src/arm/assembler-arm.cc
@@ -2596,7 +2596,8 @@ void Assembler::vmov(const DwVfpRegister dst,
} else if (scratch.is(no_reg)) {
mov(ip, Operand(lo));
vmov(dst, VmovIndexLo, ip);
- if ((lo & 0xffff) == (hi & 0xffff)) {
+ if (((lo & 0xffff) == (hi & 0xffff)) &&
+ CpuFeatures::IsSupported(ARMv7)) {
movt(ip, hi >> 16);
} else {
mov(ip, Operand(hi));
--
--
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