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Re-enable fixnum less-than JIT fast-path

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* libguile/jit.c (compile_less): Re-enable fast-path for fixnums, now
  that the JIT library works :)
This commit is contained in:
Andy Wingo 2019-04-25 18:24:20 +02:00
parent f0be544463
commit e9a372b020
1 changed files with 0 additions and 8 deletions
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8
libguile/jit.c
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@ -3325,9 +3325,7 @@ 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)
{ {
#if 0
jit_reloc_t fast, k2, k3; jit_reloc_t fast, k2, k3;
#endif
jit_reloc_t k1; jit_reloc_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);
@ -3336,10 +3334,8 @@ 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);
#if 0
emit_andr (j, T2, T0, T1); emit_andr (j, T2, T0, T1);
fast = jit_bmsi (j->jit, T2, scm_tc2_int); fast = jit_bmsi (j->jit, T2, scm_tc2_int);
#endif
emit_call_2 (j, scm_vm_intrinsics.less_p, emit_call_2 (j, scm_vm_intrinsics.less_p,
jit_operand_gpr (JIT_OPERAND_ABI_POINTER, T0), jit_operand_gpr (JIT_OPERAND_ABI_POINTER, T0),
@ -3363,7 +3359,6 @@ compile_less (scm_jit_state *j, uint16_t a, uint16_t b)
default: default:
UNREACHABLE (); UNREACHABLE ();
} }
#if 0
k2 = jit_jmp (j->jit); k2 = jit_jmp (j->jit);
jit_patch_here (j->jit, fast); jit_patch_here (j->jit, fast);
@ -3382,12 +3377,9 @@ compile_less (scm_jit_state *j, uint16_t a, uint16_t b)
} }
jit_patch_here (j->jit, k2); jit_patch_here (j->jit, 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