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Merge pull request #656 from mir-protocol/min_max

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min, max macros
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Daniel Lubarov 2022-08-03 21:41:23 -07:00 committed by GitHub
commit 233584e945
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evm/src/cpu/kernel/asm/util/basic_macros.asm
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@ -140,6 +140,11 @@
// stack: input >= c, ... // stack: input >= c, ...
%endmacro %endmacro
%macro consume_gas_const(c)
PUSH $c
CONSUME_GAS
%endmacro
// If pred is zero, yields z; otherwise, yields nz // If pred is zero, yields z; otherwise, yields nz
%macro select %macro select
// stack: pred, nz, z // stack: pred, nz, z
@ -188,3 +193,25 @@
mul mul
// stack: x^2 // stack: x^2
%endmacro %endmacro
%macro min
// stack: x, y
DUP2
DUP2
// stack: x, y, x, y
LT
// stack: x < y, x, y
%select_bool
// stack: min
%endmacro
%macro max
// stack: x, y
DUP2
DUP2
// stack: x, y, x, y
GT
// stack: x > y, x, y
%select_bool
// stack: max
%endmacro