Author: Richard Plangger <planri...@gmail.com>
Branch: ppc-vsx-support
Changeset: r87228:d93cde0eb27e
Date: 2016-09-19 15:21 +0200
http://bitbucket.org/pypy/pypy/changeset/d93cde0eb27e/
Log: use x86 scratch regs instead
diff --git a/rpython/jit/backend/x86/assembler.py
b/rpython/jit/backend/x86/assembler.py
--- a/rpython/jit/backend/x86/assembler.py
+++ b/rpython/jit/backend/x86/assembler.py
@@ -699,8 +699,8 @@
else:
src_locations2.append(src_loc)
dst_locations2.append(dst_loc)
- remap_frame_layout_mixed(self, src_locations1, dst_locations1,
r.SCRATCH,
- src_locations2, dst_locations2, r.FP_SCRATCH)
+ remap_frame_layout_mixed(self, src_locations1, dst_locations1,
X86_64_SCRATCH_REG,
+ src_locations2, dst_locations2,
X86_64_XMM_SCRATCH_REG)
offset = self.mc.get_relative_pos()
self.mc.JMP_l(0)
diff --git a/rpython/translator/platform/arch/s390x.py
b/rpython/translator/platform/arch/s390x.py
--- a/rpython/translator/platform/arch/s390x.py
+++ b/rpython/translator/platform/arch/s390x.py
@@ -39,8 +39,14 @@
return ids
def s390x_detect_vx():
+ contentlist = []
with open("/proc/cpuinfo", "rb") as fd:
- content = fd.read()
+ while True:
+ snippet = fd.read(4096)
+ if not snippet:
+ break
+ contentlist.append(snippet)
+ content = ''.join(contentlist)
start = content.find("features", 0)
if start >= 0:
after_colon = content.find(":", start)
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