--TEST-- FibI --TARGET-- aarch64 --ARGS-- --save --dump-live-ranges -S --run --CODE-- { int32_t c_0 = 0; int32_t c_1 = 1; int32_t c_10000 = 10000; uintptr_t f = func(printf, 4); uintptr_t format = "%d\n"; l_1 = START(l_6); int32_t lo_1 = COPY(c_0); int32_t hi_1 = COPY(c_1); l_2 = END(l_1); l_3 = LOOP_BEGIN(l_2, l_9); int32_t lo_2 = PHI(l_3, lo_1, lo_3); int32_t hi_2 = PHI(l_3, hi_1, hi_3); bool b = LT(hi_2, c_10000); l_4 = IF(l_3, b); l_7 = IF_TRUE(l_4); int32_t hi_3 = ADD(hi_2, lo_2); int32_t lo_3 = SUB(hi_3, lo_2); l_8 = CALL/2(l_7, f, format, lo_3); l_9 = LOOP_END(l_8); l_5 = IF_FALSE(l_4); l_6 = RETURN(l_5, c_0); } --EXPECT-- { uintptr_t c_1 = 0; bool c_2 = 0; bool c_3 = 1; int32_t c_4 = 0; int32_t c_5 = 1; int32_t c_6 = 10000; uintptr_t c_7 = func(printf, 4); uintptr_t c_8 = "%d\n"; l_1 = START(l_14); l_2 = END(l_1); l_3 = LOOP_BEGIN(l_2, l_12); int32_t d_4 = PHI(l_3, c_4, d_5); int32_t d_5 = PHI(l_3, c_5, d_9); bool d_6 = LT(d_5, c_6); l_7 = IF(l_3, d_6); l_8 = IF_TRUE(l_7); int32_t d_9 = ADD(d_5, d_4); l_10 = CALL/2(l_8, c_7, c_8, d_5); l_12 = LOOP_END(l_10); l_13 = IF_FALSE(l_7); l_14 = RETURN(l_13, c_4); } { # LIVE-RANGES (vregs_count=3) TMP [%w0]: [2.2-2.3)/0 [%w1]: [7.0-7.2)/6.2 [%w0]: [12.2-12.3)/0 R1 (d_4) [%w0]: [3.0-9.1), DEF(4.2), USE(9.1/2)! R2 (d_5) [%w19]: [3.0-13.0), DEF(5.2), USE(7.1/6.1)!, USE(9.1/1)!, USE(10.0/4, hint=%w1), PHI_USE(12.2, phi=d_4/3) R3 (d_9) [%w20]: [9.2-13.0), DEF(9.2)!, PHI_USE(12.2, phi=d_5/3) [%x0] : [10.0-10.1), [14.0-14.1) [%x1] : [10.0-10.1) [%SCRATCH] : [10.1-10.2) } main: stp x29, x30, [sp, #-0x20]! mov x29, sp stp x19, x20, [x29, #0x10] mov w0, wzr movz w19, #0x1 .L1: movz w1, #0x2710 cmp w19, w1 b.ge .L2 add w20, w19, w0 mov w1, w19 adr x0, .L3 bl printf mov w0, w19 mov w19, w20 b .L1 .L2: mov w0, wzr ldp x19, x20, [x29, #0x10] ldp x29, x30, [sp], #0x20 ret .rodata .db 0x1f, 0x20, 0x03, 0xd5 .L3: .db 0x25, 0x64, 0x0a, 0x00 1 1 2 3 5 8 13 21 34 55 89 144 233 377 610 987 1597 2584 4181 6765