f66d84fd95
This is the x86-style of borrow flags. ARM uses subtract-with-carry which inverts the sense of the carry flag.
25 lines
815 B
Plaintext
25 lines
815 B
Plaintext
test cat
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test verifier
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function add_i96(i32, i32, i32, i32, i32, i32) -> i32, i32, i32 {
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ebb1(v1: i32, v2: i32, v3: i32, v4: i32, v5: i32, v6: i32):
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v10, v11 = iadd_cout v1, v4
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;check: $v10, $v11 = iadd_cout $v1, $v4
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v20, v21 = iadd_carry v2, v5, v11
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; check: $v20, $v21 = iadd_carry $v2, $v5, $v11
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v30 = iadd_cin v3, v6, v21
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; check: $v30 = iadd_cin $v3, $v6, $v21
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return v10, v20, v30
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}
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function sub_i96(i32, i32, i32, i32, i32, i32) -> i32, i32, i32 {
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ebb1(v1: i32, v2: i32, v3: i32, v4: i32, v5: i32, v6: i32):
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v10, v11 = isub_bout v1, v4
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;check: $v10, $v11 = isub_bout $v1, $v4
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v20, v21 = isub_borrow v2, v5, v11
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; check: $v20, $v21 = isub_borrow $v2, $v5, $v11
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v30 = isub_bin v3, v6, v21
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; check: $v30 = isub_bin $v3, $v6, $v21
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return v10, v20, v30
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}
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