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Introduce LiteralRematerializer and thus simplify StructuralSimplifier.

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This commit is contained in:
chriseth
2019-09-11 19:50:24 +02:00
parent a064e0fc97
commit fcfe829534
10 changed files with 152 additions and 145 deletions
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test/cmdlineTests/yul_stack_opt/output
+26 -28
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@@ -11,20 +11,20 @@ object "object" {
}
function fun() -> a3, b3, c3, d3, e3, f3, g3, h3, i3, j3, k3, l3, m3, n3, o3, p3
{
let a := 1
sstore(a, a)
sstore(2, a)
sstore(3, a)
sstore(4, a)
sstore(5, a)
sstore(6, a)
sstore(7, a)
sstore(8, a)
sstore(9, a)
sstore(10, a)
sstore(11, a)
sstore(12, a)
sstore(13, a)
let _1 := 1
sstore(_1, _1)
sstore(2, _1)
sstore(3, _1)
sstore(4, _1)
sstore(5, _1)
sstore(6, _1)
sstore(7, _1)
sstore(8, _1)
sstore(9, _1)
sstore(10, _1)
sstore(11, _1)
sstore(12, _1)
sstore(13, _1)
}
}
}
@@ -103,79 +103,77 @@ tag_2:
0x00
/* "yul_stack_opt/input.sol":98:99 */
0x01
/* "yul_stack_opt/input.sol":139:140 */
dup1
/* "yul_stack_opt/input.sol":136:137 */
dup2
/* "yul_stack_opt/input.sol":129:141 */
sstore
/* "yul_stack_opt/input.sol":162:163 */
/* "yul_stack_opt/input.sol":98:99 */
dup1
/* "yul_stack_opt/input.sol":151:160 */
0x02
/* "yul_stack_opt/input.sol":144:164 */
sstore
/* "yul_stack_opt/input.sol":185:186 */
/* "yul_stack_opt/input.sol":98:99 */
dup1
/* "yul_stack_opt/input.sol":174:183 */
0x03
/* "yul_stack_opt/input.sol":167:187 */
sstore
/* "yul_stack_opt/input.sol":208:209 */
/* "yul_stack_opt/input.sol":98:99 */
dup1
/* "yul_stack_opt/input.sol":197:206 */
0x04
/* "yul_stack_opt/input.sol":190:210 */
sstore
/* "yul_stack_opt/input.sol":231:232 */
/* "yul_stack_opt/input.sol":98:99 */
dup1
/* "yul_stack_opt/input.sol":220:229 */
0x05
/* "yul_stack_opt/input.sol":213:233 */
sstore
/* "yul_stack_opt/input.sol":254:255 */
/* "yul_stack_opt/input.sol":98:99 */
dup1
/* "yul_stack_opt/input.sol":243:252 */
0x06
/* "yul_stack_opt/input.sol":236:256 */
sstore
/* "yul_stack_opt/input.sol":277:278 */
/* "yul_stack_opt/input.sol":98:99 */
dup1
/* "yul_stack_opt/input.sol":266:275 */
0x07
/* "yul_stack_opt/input.sol":259:279 */
sstore
/* "yul_stack_opt/input.sol":300:301 */
/* "yul_stack_opt/input.sol":98:99 */
dup1
/* "yul_stack_opt/input.sol":289:298 */
0x08
/* "yul_stack_opt/input.sol":282:302 */
sstore
/* "yul_stack_opt/input.sol":323:324 */
/* "yul_stack_opt/input.sol":98:99 */
dup1
/* "yul_stack_opt/input.sol":312:321 */
0x09
/* "yul_stack_opt/input.sol":305:325 */
sstore
/* "yul_stack_opt/input.sol":346:347 */
/* "yul_stack_opt/input.sol":98:99 */
dup1
/* "yul_stack_opt/input.sol":335:344 */
0x0a
/* "yul_stack_opt/input.sol":328:348 */
sstore
/* "yul_stack_opt/input.sol":370:371 */
/* "yul_stack_opt/input.sol":98:99 */
dup1
/* "yul_stack_opt/input.sol":358:368 */
0x0b
/* "yul_stack_opt/input.sol":351:372 */
sstore
/* "yul_stack_opt/input.sol":394:395 */
/* "yul_stack_opt/input.sol":98:99 */
dup1
/* "yul_stack_opt/input.sol":382:392 */
0x0c
/* "yul_stack_opt/input.sol":375:396 */
sstore
/* "yul_stack_opt/input.sol":418:419 */
/* "yul_stack_opt/input.sol":98:99 */
dup1
/* "yul_stack_opt/input.sol":406:416 */
0x0d