Correct the cvt.tst test case on Itanium. - lightning.git - Portable just-in-time compiler library

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authorpcpa <paulo.cesar.pereira.de.andrade@gmail.com>2013年04月27日 17:16:01 -0300
committerpcpa <paulo.cesar.pereira.de.andrade@gmail.com>2013年04月27日 17:16:01 -0300
commit119ea1e97d4f399c850aac3a627db7485384e9c0 (patch)
tree9c0b481e08d492e95a7e238f3644a87ecaec31f1
parentf52b976390fada608126b49499f291cbe1d88017 (diff)
downloadlightning-119ea1e97d4f399c850aac3a627db7485384e9c0.tar.gz
Correct the cvt.tst test case on Itanium.
* lib/jit_ia64-cpu.c: Correct wrong mapping of 2 instructions in "M-, stop, M-, stop" translation, that was ignoring the last stop (implemented as a nop I- stop). * lib/jit_ia64-fpu.c: Properly implement fnorm.s and fnorm.d, as well as the proper integer to float or double conversion.
Diffstat
-rw-r--r--ChangeLog 9
-rw-r--r--lib/jit_ia64-cpu.c 2
-rw-r--r--lib/jit_ia64-fpu.c 23
3 files changed, 29 insertions, 5 deletions
diff --git a/ChangeLog b/ChangeLog
index 47ffd90..76debeb 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,14 @@
2013年04月27日 Paulo Andrade <pcpa@gnu.org>
+ * lib/jit_ia64-cpu.c: Correct wrong mapping of 2 instructions
+ in "M-, stop, M-, stop" translation, that was ignoring the
+ last stop (implemented as a nop I- stop).
+
+ * lib/jit_ia64-fpu.c: Properly implement fnorm.s and fnorm.d,
+ as well as the proper integer to float or double conversion.
+
+2013年04月27日 Paulo Andrade <pcpa@gnu.org>
+
* lib/jit_ia64-cpu.c: Correct bogus implementation of ldr_T
for signed integers, that was using ld1.s, ld2.s and ld4.s.
The ".s" stands for speculative load, not sign extend.
diff --git a/lib/jit_ia64-cpu.c b/lib/jit_ia64-cpu.c
index 8ae73f4..b64f861 100644
--- a/lib/jit_ia64-cpu.c
+++ b/lib/jit_ia64-cpu.c
@@ -1937,7 +1937,7 @@ _flush(jit_state_t *_jit)
s0 = ii(0); s1 = ii(1); s2 = nop_i;
break;
case MsMs:
- n = 2; tm = TM_MsM_I_;
+ n = 2; tm = TM_MsM_Is;
s0 = ii(0); s1 = ii(1); s2 = nop_i;
break;
case MsM_I_:
diff --git a/lib/jit_ia64-fpu.c b/lib/jit_ia64-fpu.c
index 0479bf6..ccbf60f 100644
--- a/lib/jit_ia64-fpu.c
+++ b/lib/jit_ia64-fpu.c
@@ -153,7 +153,7 @@ static void F16_(jit_state_t*,jit_word_t,
#define FCVT_FX_TRUNC(f1,f2) F10(0,SF_S0,0x1a,f2,f1)
#define FCVT_FXU_TRUNC(f1,f2) F10(0,SF_S0,0x1b,f2,f1)
/* fcvt.xf */
-#define FCVT_XF(f1,f2) F11(0x1c,f1,f2)
+#define FCVT_XF(f1,f2) F11(0x1c,f2,f1)
/* fcvt.fxuf */
#define FCVT_XUF(f1,f3) FMA(f1,f3,1,0)
/* fma */
@@ -199,6 +199,8 @@ static void F16_(jit_state_t*,jit_word_t,
#define FNMPY(f1,f3,f4) FNMA(f1,f3,f4,0)
/* fnorm */
#define FNORM(f1,f3) FMA(f1,f3,1,0)
+#define FNORM_S(f1,f3) FMA_S(f1,f3,1,0)
+#define FNORM_D(f1,f3) FMA_D(f1,f3,1,0)
/* for */
#define FOR(f1,f2,f3) F9(0,0x2e,f3,f2,f1)
/* fpabs */
@@ -440,9 +442,10 @@ static void _movi_d_w(jit_state_t*,jit_int32_t,jit_word_t);
static void _sqrtr_f(jit_state_t*,jit_int32_t,jit_int32_t);
#define sqrtr_d(r0,r1) _sqrtr_d(_jit,r0,r1)
static void _sqrtr_d(jit_state_t*,jit_int32_t,jit_int32_t);
-#define extr_f_d(r0,r1) /*FNORM(r0,r1)*/
-#define extr_d_f(r0,r1) /*FNORM(r0,r1)*/
-#define extr_f(r0,r1) extr_d(r0,r1)
+#define extr_f_d(r0,r1) FNORM_D(r0,r1)
+#define extr_d_f(r0,r1) FNORM_S(r0,r1)
+#define extr_f(r0,r1) _extr_f(_jit,r0,r1)
+static void _extr_f(jit_state_t*,jit_int32_t,jit_int32_t);
#define extr_d(r0,r1) _extr_d(_jit,r0,r1)
static void _extr_d(jit_state_t*,jit_int32_t,jit_int32_t);
#define truncr_f_i(r0,r1) truncr_d_l(r0,r1)
@@ -1109,12 +1112,24 @@ _divr_d(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
}
static void
+_extr_f(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1)
+{
+ jit_int32_t reg;
+ reg = jit_get_reg(jit_class_fpr);
+ SETF_SIG(rn(reg), r1);
+ FCVT_XF(r0, rn(reg));
+ FNORM_S(r0, r0);
+ jit_unget_reg(reg);
+}
+
+static void
_extr_d(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1)
{
jit_int32_t reg;
reg = jit_get_reg(jit_class_fpr);
SETF_SIG(rn(reg), r1);
FCVT_XF(r0, rn(reg));
+ FNORM_D(r0, r0);
jit_unget_reg(reg);
}
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