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Revert "<?" fast path for now

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* libguile/jit.c (compile_less): Revert fast path; causing errors in
  benchmarks.
This commit is contained in:
Andy Wingo 2018-09-05 22:30:43 +02:00
parent 93112d3ed5
commit 3e2b173158
1 changed files with 11 additions and 2 deletions
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13
libguile/jit.c
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@ -3192,7 +3192,10 @@ compile_numerically_equal (scm_jit_state *j, uint16_t a, uint16_t b)
static void static void
compile_less (scm_jit_state *j, uint16_t a, uint16_t b) compile_less (scm_jit_state *j, uint16_t a, uint16_t b)
{ {
jit_node_t *fast, *k1, *k2, *k3; #if 0
jit_node_t *fast, *k2, *k3;
#endif
jit_node_t *k1;
uint32_t *target; uint32_t *target;
enum scm_opcode op = fuse_conditional_branch (j, &target); enum scm_opcode op = fuse_conditional_branch (j, &target);
@ -3200,8 +3203,10 @@ compile_less (scm_jit_state *j, uint16_t a, uint16_t b)
emit_sp_ref_scm (j, T0, a); emit_sp_ref_scm (j, T0, a);
emit_sp_ref_scm (j, T1, b); emit_sp_ref_scm (j, T1, b);
jit_andr (T2, T0, T1); #if 0
emit_andr (j, T2, T0, T1);
fast = jit_bmsi (T2, scm_tc2_int); fast = jit_bmsi (T2, scm_tc2_int);
#endif
emit_call_r_r (j, scm_vm_intrinsics.less_p, T0, T1); emit_call_r_r (j, scm_vm_intrinsics.less_p, T0, T1);
emit_retval (j, T0); emit_retval (j, T0);
@ -3223,6 +3228,7 @@ compile_less (scm_jit_state *j, uint16_t a, uint16_t b)
default: default:
UNREACHABLE (); UNREACHABLE ();
} }
#if 0
k2 = jit_jmpi (); k2 = jit_jmpi ();
jit_patch (fast); jit_patch (fast);
@ -3241,9 +3247,12 @@ compile_less (scm_jit_state *j, uint16_t a, uint16_t b)
} }
jit_patch (k2); jit_patch (k2);
#endif
add_inter_instruction_patch (j, k1, target); add_inter_instruction_patch (j, k1, target);
#if 0
add_inter_instruction_patch (j, k3, target); add_inter_instruction_patch (j, k3, target);
#endif
} }
static void static void