Author: Richard Plangger <planri...@gmail.com>
Branch: s390x-backend
Changeset: r80335:2b4c4bd98951
Date: 2015-10-19 15:29 +0200
http://bitbucket.org/pypy/pypy/changeset/2b4c4bd98951/
Log: called first subroutine in assembler
diff --git a/rpython/jit/backend/zarch/assembler.py
b/rpython/jit/backend/zarch/assembler.py
--- a/rpython/jit/backend/zarch/assembler.py
+++ b/rpython/jit/backend/zarch/assembler.py
@@ -50,11 +50,12 @@
return clt.asmmemmgr_blocks
def gen_func_prolog(self):
- self.mc.STMG(reg.r0, reg.r15, loc.addr(reg.sp, -160))
- #self.mc.LAY(reg.r15, loc.addr(reg.sp, -160))
+ self.mc.STMG(reg.r11, reg.r15, loc.addr(reg.sp, -96))
+ self.mc.AHI(reg.sp, loc.imm(-96))
+ #self.mc.LAY(reg.r15, loc.addr(reg.sp, -))
def gen_func_epilog(self):
- self.mc.LMG(reg.r0, reg.r15, loc.addr(reg.sp, -160))
+ self.mc.LMG(reg.r11, reg.r15, loc.addr(reg.sp, 0))
self.jmpto(reg.r14)
def jmpto(self, register):
diff --git a/rpython/jit/backend/zarch/locations.py
b/rpython/jit/backend/zarch/locations.py
--- a/rpython/jit/backend/zarch/locations.py
+++ b/rpython/jit/backend/zarch/locations.py
@@ -173,7 +173,7 @@
def __init__(self, basereg, indexreg, displace):
self.base = basereg.value
self.displace = displace
- self.index = -1
+ self.index = 0 # designates the absense of an index register!
if indexreg:
self.index = indexreg.value
diff --git a/rpython/jit/backend/zarch/test/test_assembler.py
b/rpython/jit/backend/zarch/test/test_assembler.py
--- a/rpython/jit/backend/zarch/test/test_assembler.py
+++ b/rpython/jit/backend/zarch/test/test_assembler.py
@@ -1,7 +1,7 @@
from rpython.jit.backend.zarch import conditions as con
from rpython.jit.backend.zarch import registers as reg
from rpython.jit.backend.zarch.assembler import AssemblerZARCH
-from rpython.jit.backend.zarch.locations import imm
+from rpython.jit.backend.zarch import locations as loc
from rpython.jit.backend.zarch.test.support import run_asm
from rpython.jit.backend.detect_cpu import getcpuclass
from rpython.jit.metainterp.resoperation import rop
@@ -36,13 +36,28 @@
is AssemblerZARCH.emit_op_int_add.im_func
def test_load_small_int_to_reg(self):
- self.a.mc.LGHI(reg.r2, imm(123))
+ self.a.mc.LGHI(reg.r2, loc.imm(123))
self.a.jmpto(reg.r14)
assert run_asm(self.a) == 123
- #def test_load_small_int_to_reg_func(self):
- # self.a.gen_func_prolog()
- # self.a.mc.LGHI(r.r2, imm(123))
- # self.a.gen_func_epilog()
- # assert run_asm(self.a) == 123
+ def test_prolog_epilog(self):
+ self.a.gen_func_prolog()
+ self.a.mc.LGHI(reg.r2, loc.imm(123))
+ self.a.gen_func_epilog()
+ assert run_asm(self.a) == 123
+ def test_simple_func(self):
+ # enter
+ self.a.mc.STMG(reg.r11, reg.r15, loc.addr(reg.sp, -96))
+ self.a.mc.AHI(reg.sp, loc.imm(-96))
+ self.a.mc.BRASL(reg.r14, loc.imm(8+6))
+ self.a.mc.LMG(reg.r11, reg.r15, loc.addr(reg.sp, 0))
+ self.a.jmpto(reg.r14)
+
+ addr = self.a.mc.get_relative_pos()
+ assert addr & 0x1 == 0
+ self.a.gen_func_prolog()
+ self.a.mc.LGHI(reg.r2, loc.imm(321))
+ self.a.gen_func_epilog()
+ assert run_asm(self.a) == 321
+
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