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Fix popcnt.

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This commit is contained in:
losfair
2019-11-17 05:15:10 +08:00
parent 1db6425cd5
commit 08beb99baa
2 changed files with 12 additions and 5 deletions
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15
lib/singlepass-backend/src/translator_aarch64.rs
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@ -1248,9 +1248,12 @@ impl Emitter for Assembler {
self
; mov v_tmp1.S[0], w_tmp1
; cnt v_tmp1.B16, v_tmp1.B16
; mov W(map_gpr(dst).x()), v_tmp1.S[0]
; add W(map_gpr(dst).x()), W(map_gpr(dst).x()), W(map_gpr(dst).x()), lsr 16
; and W(map_gpr(dst).x()), W(map_gpr(dst).x()), 31
; mov w_tmp1, v_tmp1.S[0]
; mov W(map_gpr(dst).x()), w_tmp1
; add W(map_gpr(dst).x()), W(map_gpr(dst).x()), w_tmp1, lsr 8
; add W(map_gpr(dst).x()), W(map_gpr(dst).x()), w_tmp1, lsr 16
; add W(map_gpr(dst).x()), W(map_gpr(dst).x()), w_tmp1, lsr 24
; and W(map_gpr(dst).x()), W(map_gpr(dst).x()), 255
);
}
_ => unreachable!(),
@ -1283,10 +1286,14 @@ impl Emitter for Assembler {
; cnt v_tmp1.B16, v_tmp1.B16
; mov x_tmp1, v_tmp1.D[0]
; mov X(map_gpr(dst).x()), x_tmp1
; add X(map_gpr(dst).x()), X(map_gpr(dst).x()), x_tmp1, lsr 8
; add X(map_gpr(dst).x()), X(map_gpr(dst).x()), x_tmp1, lsr 16
; add X(map_gpr(dst).x()), X(map_gpr(dst).x()), x_tmp1, lsr 24
; add X(map_gpr(dst).x()), X(map_gpr(dst).x()), x_tmp1, lsr 32
; add X(map_gpr(dst).x()), X(map_gpr(dst).x()), x_tmp1, lsr 40
; add X(map_gpr(dst).x()), X(map_gpr(dst).x()), x_tmp1, lsr 48
; and X(map_gpr(dst).x()), X(map_gpr(dst).x()), 63
; add X(map_gpr(dst).x()), X(map_gpr(dst).x()), x_tmp1, lsr 56
; and X(map_gpr(dst).x()), X(map_gpr(dst).x()), 255
);
}
_ => unreachable!(),