xv6-operating-systems-shell-system-calls/a-test.c.270r.reginfo at main · RohitPatidar123-hub/xv6-operating-systems-shell-system-calls · GitHub

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;; Function main (main, funcdef_no=0, decl_uid=4826, cgraph_uid=1, symbol_order=0)

;; basic block 2, loop depth 0, maybe hot
;;  prev block 0, next block 1, flags: (NEW, REACHABLE, RTL)
;;  pred:       ENTRY (FALLTHRU)
(note 3 0 2 2 [bb 2] NOTE_INSN_BASIC_BLOCK)
(note 2 3 5 2 NOTE_INSN_FUNCTION_BEG)
(insn 5 2 6 2 (set (reg:SI 94)
        (const_int 4 [0x4])) "test.c":3:9 64 {*movsi_aarch64}
     (nil))
(insn 6 5 7 2 (set (mem/c:SI (plus:DI (reg/f:DI 64 sfp)
                (const_int -4 [0xfffffffffffffffc])) [1 a+0 S4 A32])
        (reg:SI 94)) "test.c":3:9 64 {*movsi_aarch64}
     (nil))
(insn 7 6 8 2 (set (reg:SI 1 x1)
        (mem/c:SI (plus:DI (reg/f:DI 64 sfp)
                (const_int -4 [0xfffffffffffffffc])) [1 a+0 S4 A32])) "test.c":4:5 64 {*movsi_aarch64}
     (nil))
(insn 8 7 9 2 (set (reg:DI 95)
        (high:DI (symbol_ref/f:DI ("*.LC0") [flags 0x2]  <var_decl 0xe081999603f0 *.LC0>))) "test.c":4:5 65 {*movdi_aarch64}
     (nil))
(insn 9 8 10 2 (set (reg:DI 0 x0)
        (lo_sum:DI (reg:DI 95)
            (symbol_ref/f:DI ("*.LC0") [flags 0x2]  <var_decl 0xe081999603f0 *.LC0>))) "test.c":4:5 1116 {add_losym_di}
     (expr_list:REG_EQUAL (symbol_ref/f:DI ("*.LC0") [flags 0x2]  <var_decl 0xe081999603f0 *.LC0>)
        (nil)))
(call_insn 10 9 11 2 (parallel [
            (set (reg:SI 0 x0)
                (call (mem:DI (symbol_ref:DI ("printf") [flags 0x41]  <function_decl 0xe08199b28400 printf>) [0 __builtin_printf S8 A8])
                    (const_int 0 [0])))
            (unspec:DI [
                    (const_int 0 [0])
                ] UNSPEC_CALLEE_ABI)
            (clobber (reg:DI 30 x30))
        ]) "test.c":4:5 59 {*call_value_insn}
     (nil)
    (expr_list (clobber (reg:DI 17 x17))
        (expr_list (clobber (reg:DI 16 x16))
            (expr_list:DI (use (reg:DI 0 x0))
                (expr_list:SI (use (reg:SI 1 x1))
                    (nil))))))
(insn 11 10 14 2 (set (reg:SI 92 [ _4 ])
        (const_int 1 [0x1])) "test.c":5:12 64 {*movsi_aarch64}
     (nil))
(insn 14 11 18 2 (set (reg:SI 93 [ <retval> ])
        (reg:SI 92 [ _4 ])) "test.c":6:1 64 {*movsi_aarch64}
     (nil))
(insn 18 14 19 2 (set (reg/i:SI 0 x0)
        (reg:SI 93 [ <retval> ])) "test.c":6:1 64 {*movsi_aarch64}
     (nil))
(insn 19 18 0 2 (use (reg/i:SI 0 x0)) "test.c":6:1 -1
     (nil))
;;  succ:       EXIT [always]  (FALLTHRU)