alpha: Implement optimized clor, clzr, ctor and ctzr - lightning.git - Portable just-in-time compiler library

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authorpcpa <paulo.cesar.pereira.de.andrade@gmail.com>2023年02月17日 14:43:42 -0300
committerpcpa <paulo.cesar.pereira.de.andrade@gmail.com>2023年02月17日 14:43:42 -0300
commit3709a23e35576ceaa27070212ec1cca088e5b968 (patch)
treea5bcd10824917859701389243297ecd7382e8fb9
parent1c7ae4a9648f74f653869cec73545c75ab4bd47d (diff)
downloadlightning-3709a23e35576ceaa27070212ec1cca088e5b968.tar.gz
alpha: Implement optimized clor, clzr, ctor and ctzr
Diffstat
-rw-r--r--lib/jit_alpha-cpu.c 20
-rw-r--r--lib/jit_alpha-sz.c 4
-rw-r--r--lib/jit_alpha.c 6
3 files changed, 24 insertions, 6 deletions
diff --git a/lib/jit_alpha-cpu.c b/lib/jit_alpha-cpu.c
index 627859d..2ca9cad 100644
--- a/lib/jit_alpha-cpu.c
+++ b/lib/jit_alpha-cpu.c
@@ -320,6 +320,12 @@ static void _casx(jit_state_t *_jit,jit_int32_t,jit_int32_t,
#define casi(r0, i0, r1, r2) casx(r0, _NOREG, r1, r2, i0)
# define negr(r0,r1) NEGQ(r1,r0)
# define comr(r0,r1) NOT(r1,r0)
+# define clor(r0, r1) _clor(_jit, r0, r1)
+static void _clor(jit_state_t*, jit_int32_t, jit_int32_t);
+# define clzr(r0, r1) CTLZ(r1, r0)
+# define ctor(r0, r1) _ctor(_jit, r0, r1)
+static void _ctor(jit_state_t*, jit_int32_t, jit_int32_t);
+# define ctzr(r0, r1) CTTZ(r1, r0)
# define addr(r0,r1,r2) ADDQ(r1,r2,r0)
# define addi(r0,r1,i0) _addi(_jit,r0,r1,i0)
static void _addi(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
@@ -841,6 +847,20 @@ _casx(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1,
}
static void
+_clor(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1)
+{
+ comr(r0, r1);
+ clzr(r0, r0);
+}
+
+static void
+_ctor(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1)
+{
+ comr(r0, r1);
+ ctzr(r0, r0);
+}
+
+static void
_addi(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
{
jit_int32_t reg;
diff --git a/lib/jit_alpha-sz.c b/lib/jit_alpha-sz.c
index 826589e..14949b2 100644
--- a/lib/jit_alpha-sz.c
+++ b/lib/jit_alpha-sz.c
@@ -445,4 +445,8 @@
0, /* movi_d_ww */
0, /* movr_d_w */
0, /* movi_d_w */
+ 8, /* clo */
+ 4, /* clz */
+ 8, /* cto */
+ 4, /* ctz */
#endif /* __WORDSIZE */
diff --git a/lib/jit_alpha.c b/lib/jit_alpha.c
index f5de27e..41991e3 100644
--- a/lib/jit_alpha.c
+++ b/lib/jit_alpha.c
@@ -64,7 +64,6 @@ static void _patch(jit_state_t*,jit_word_t,jit_node_t*);
#define PROTO 1
# include "jit_alpha-cpu.c"
# include "jit_alpha-fpu.c"
-# include "jit_fallback.c"
#undef PROTO
/*
@@ -1131,10 +1130,6 @@ _emit_code(jit_state_t *_jit)
break;
case_rr(neg,);
case_rr(com,);
-#define clor(r0, r1) allback_clo(r0, r1)
-#define clzr(r0, r1) fallback_clz(r0, r1)
-#define ctor(r0, r1) fallback_cto(r0, r1)
-#define ctzr(r0, r1) fallback_ctz(r0, r1)
case_rr(clo,);
case_rr(clz,);
case_rr(cto,);
@@ -1560,7 +1555,6 @@ _emit_code(jit_state_t *_jit)
#define CODE 1
# include "jit_alpha-cpu.c"
# include "jit_alpha-fpu.c"
-# include "jit_fallback.c"
#undef CODE
void
generated by cgit v1.2.3 (git 2.39.1) at 2025年09月14日 11:53:38 +0000

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