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Merge pull request #12123 from ethereum/empty-switch-12068

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CodeGen: Only output switch when it has cases
This commit is contained in:
chriseth
2021-10-12 17:42:49 +02:00
committed by GitHub
parent adc58c67b4 454860d1f5
commit 49d7b78466
20 changed files with 40 additions and 78 deletions
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test/cmdlineTests/debug_info_in_yul_snippet_escaping/output
+3 -19
View File
@@ -44,14 +44,6 @@ object "C_2" {
/// @src 0:265:278 "contract C {}"
mstore(64, 128)
if iszero(lt(calldatasize(), 4))
{
let selector := shift_right_224_unsigned(calldataload(0))
switch selector
default {}
}
if iszero(calldatasize()) { }
revert_error_42b3090547df1d2001c96683413b8cf91c1b902ef5e3cb8d9f6f304cf7446f74()
function shift_right_224_unsigned(value) -> newValue {
@@ -175,7 +167,7 @@ object "D_27" {
default {}
}
if iszero(calldatasize()) { }
revert_error_42b3090547df1d2001c96683413b8cf91c1b902ef5e3cb8d9f6f304cf7446f74()
function shift_right_224_unsigned(value) -> newValue {
@@ -413,14 +405,6 @@ object "D_27" {
/// @src 0:265:278 "contract C {}"
mstore(64, 128)
if iszero(lt(calldatasize(), 4))
{
let selector := shift_right_224_unsigned(calldataload(0))
switch selector
default {}
}
if iszero(calldatasize()) { }
revert_error_42b3090547df1d2001c96683413b8cf91c1b902ef5e3cb8d9f6f304cf7446f74()
function shift_right_224_unsigned(value) -> newValue {
@@ -499,7 +483,7 @@ object "D_27" {
revert(pos, returndatasize())
}
mstore(add(allocate_memory_array_string(), 32), "/*")
let memPtr := allocate_memory_array_string_482()
let memPtr := allocate_memory_array_string_480()
mstore(add(memPtr, 32), 0x2f2a2a204073726320303a39363a313635202022636f6e74726163742044207b)
mstore(add(memPtr, 64), shl(200, 0x2e2e2e22202a2f))
let memPos := mload(64)
@@ -540,7 +524,7 @@ object "D_27" {
memPtr := memPtr_1
mstore(memPtr_1, 2)
}
function allocate_memory_array_string_482() -> memPtr
function allocate_memory_array_string_480() -> memPtr
{
let memPtr_1 := mload(64)
let newFreePtr := add(memPtr_1, 96)
test/cmdlineTests/exp_base_literal/output
+1 -1
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@@ -63,7 +63,7 @@ object "C_81" {
default {}
}
if iszero(calldatasize()) { }
revert_error_42b3090547df1d2001c96683413b8cf91c1b902ef5e3cb8d9f6f304cf7446f74()
function shift_right_224_unsigned(value) -> newValue {
test/cmdlineTests/name_simplifier/output
+2 -2
View File
@@ -49,7 +49,7 @@ object "C_59" {
for { } lt(src, srcEnd) { src := add(src, _2) }
{
if slt(sub(calldatasize(), src), _2) { revert(_1, _1) }
let value := allocate_memory_1174()
let value := allocate_memory_1172()
mstore(value, calldataload(src))
mstore(dst, value)
dst := add(dst, _2)
@@ -67,7 +67,7 @@ object "C_59" {
mstore(4, 0x41)
revert(0, 0x24)
}
function allocate_memory_1174() -> memPtr
function allocate_memory_1172() -> memPtr
{
memPtr := mload(64)
let newFreePtr := add(memPtr, 32)
test/cmdlineTests/revert_strings/output
+1 -1
View File
@@ -78,7 +78,7 @@ object "C_15" {
default {}
}
if iszero(calldatasize()) { }
revert_error_42b3090547df1d2001c96683413b8cf91c1b902ef5e3cb8d9f6f304cf7446f74()
function shift_right_224_unsigned(value) -> newValue {
test/cmdlineTests/standard_debug_info_in_yul_location/output.json
+10 -10
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@@ -218,7 +218,7 @@ object \"C_54\" {
default {}
}
if iszero(calldatasize()) { }
revert_error_42b3090547df1d2001c96683413b8cf91c1b902ef5e3cb8d9f6f304cf7446f74()
function shift_right_224_unsigned(value) -> newValue {
@@ -639,7 +639,7 @@ object \"C_54\" {
case 0x26121ff0 {
if callvalue() { revert(_1, _1) }
abi_decode(calldatasize())
let ret := /** @src 0:286:305 \"constVar + immutVar\" */ checked_add_int256_568(/** @src 0:297:305 \"immutVar\" */ loadimmutable(\"8\"))
let ret := /** @src 0:286:305 \"constVar + immutVar\" */ checked_add_int256_566(/** @src 0:297:305 \"immutVar\" */ loadimmutable(\"8\"))
/// @src 0:79:435 \"contract C...\"
let memPos := mload(64)
return(memPos, sub(abi_encode_int256(memPos, ret), memPos))
@@ -663,7 +663,7 @@ object \"C_54\" {
if callvalue() { revert(_1, _1) }
abi_decode(calldatasize())
let memPos_3 := mload(64)
return(memPos_3, sub(abi_encode_int256_567(memPos_3), memPos_3))
return(memPos_3, sub(abi_encode_int256_565(memPos_3), memPos_3))
}
}
revert(0, 0)
@@ -672,7 +672,7 @@ object \"C_54\" {
{
if slt(add(dataEnd, not(3)), 0) { revert(0, 0) }
}
function abi_encode_int256_567(headStart) -> tail
function abi_encode_int256_565(headStart) -> tail
{
tail := add(headStart, 32)
mstore(headStart, /** @src 0:124:126 \"41\" */ 0x29)
@@ -689,7 +689,7 @@ object \"C_54\" {
mstore(4, 0x11)
revert(0, 0x24)
}
function checked_add_int256_568(y) -> sum
function checked_add_int256_566(y) -> sum
{
if and(1, sgt(y, sub(shl(255, 1), 42))) { panic_error_0x11() }
sum := add(/** @src 0:124:126 \"41\" */ 0x29, /** @src 0:79:435 \"contract C...\" */ y)
@@ -1050,7 +1050,7 @@ object \"D_72\" {
default {}
}
if iszero(calldatasize()) { }
revert_error_42b3090547df1d2001c96683413b8cf91c1b902ef5e3cb8d9f6f304cf7446f74()
function shift_right_224_unsigned(value) -> newValue {
@@ -1479,7 +1479,7 @@ object \"D_72\" {
case 0x26121ff0 {
if callvalue() { revert(_1, _1) }
abi_decode(calldatasize())
let ret := /** @src 0:286:305 \"constVar + immutVar\" */ checked_add_int256_568(/** @src 0:297:305 \"immutVar\" */ loadimmutable(\"8\"))
let ret := /** @src 0:286:305 \"constVar + immutVar\" */ checked_add_int256_566(/** @src 0:297:305 \"immutVar\" */ loadimmutable(\"8\"))
/// @src 1:91:166 \"contract D is C(3)...\"
let memPos := mload(64)
return(memPos, sub(abi_encode_int256(memPos, ret), memPos))
@@ -1503,7 +1503,7 @@ object \"D_72\" {
if callvalue() { revert(_1, _1) }
abi_decode(calldatasize())
let memPos_3 := mload(64)
return(memPos_3, sub(abi_encode_int256_567(memPos_3), memPos_3))
return(memPos_3, sub(abi_encode_int256_565(memPos_3), memPos_3))
}
}
revert(0, 0)
@@ -1512,7 +1512,7 @@ object \"D_72\" {
{
if slt(add(dataEnd, not(3)), 0) { revert(0, 0) }
}
function abi_encode_int256_567(headStart) -> tail
function abi_encode_int256_565(headStart) -> tail
{
tail := add(headStart, 32)
mstore(headStart, /** @src 0:124:126 \"41\" */ 0x29)
@@ -1529,7 +1529,7 @@ object \"D_72\" {
mstore(4, 0x11)
revert(0, 0x24)
}
function checked_add_int256_568(y) -> sum
function checked_add_int256_566(y) -> sum
{
if and(1, sgt(y, sub(shl(255, 1), 42))) { panic_error_0x11() }
sum := add(/** @src 0:124:126 \"41\" */ 0x29, /** @src 1:91:166 \"contract D is C(3)...\" */ y)
test/cmdlineTests/standard_irOptimized_requested/output.json
-1
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@@ -47,7 +47,6 @@ object \"C_7\" {
}
default { }
}
if iszero(calldatasize()) { }
revert_error_42b3090547df1d2001c96683413b8cf91c1b902ef5e3cb8d9f6f304cf7446f74()
function shift_right_224_unsigned(value) -> newValue
{ newValue := shr(224, value) }
test/cmdlineTests/standard_ir_requested/output.json
+1 -1
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@@ -62,7 +62,7 @@ object \"C_7\" {
default {}
}
if iszero(calldatasize()) { }
revert_error_42b3090547df1d2001c96683413b8cf91c1b902ef5e3cb8d9f6f304cf7446f74()
function shift_right_224_unsigned(value) -> newValue {
test/cmdlineTests/standard_viair_requested/output.json
+1 -17
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@@ -43,14 +43,6 @@ object \"C_3\" {
/// @src 0:79:92 \"contract C {}\"
mstore(64, 128)
if iszero(lt(calldatasize(), 4))
{
let selector := shift_right_224_unsigned(calldataload(0))
switch selector
default {}
}
if iszero(calldatasize()) { }
revert_error_42b3090547df1d2001c96683413b8cf91c1b902ef5e3cb8d9f6f304cf7446f74()
function shift_right_224_unsigned(value) -> newValue {
@@ -139,7 +131,7 @@ object \"D_16\" {
default {}
}
if iszero(calldatasize()) { }
revert_error_42b3090547df1d2001c96683413b8cf91c1b902ef5e3cb8d9f6f304cf7446f74()
function shift_right_224_unsigned(value) -> newValue {
@@ -253,14 +245,6 @@ object \"D_16\" {
/// @src 0:79:92 \"contract C {}\"
mstore(64, 128)
if iszero(lt(calldatasize(), 4))
{
let selector := shift_right_224_unsigned(calldataload(0))
switch selector
default {}
}
if iszero(calldatasize()) { }
revert_error_42b3090547df1d2001c96683413b8cf91c1b902ef5e3cb8d9f6f304cf7446f74()
function shift_right_224_unsigned(value) -> newValue {
test/cmdlineTests/viair_abicoder_v1/output
+1 -1
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@@ -63,7 +63,7 @@ object "test_11" {
default {}
}
if iszero(calldatasize()) { }
revert_error_42b3090547df1d2001c96683413b8cf91c1b902ef5e3cb8d9f6f304cf7446f74()
function shift_right_224_unsigned(value) -> newValue {
test/cmdlineTests/yul_optimizer_steps/output
-8
View File
@@ -31,16 +31,8 @@ object "C_7" {
{
/// @src 0:80:112 "contract C..."
mstore(64, 128)
if iszero(lt(calldatasize(), 4))
{
let selector := shift_right_unsigned(calldataload(0))
pop(selector)
}
pop(iszero(calldatasize()))
revert_error_42b3090547df1d2001c96683413b8cf91c1b902ef5e3cb8d9f6f304cf7446f74()
}
function shift_right_unsigned(value) -> newValue
{ newValue := shr(224, value) }
function revert_error_42b3090547df1d2001c96683413b8cf91c1b902ef5e3cb8d9f6f304cf7446f74()
{ revert(0, 0) }
}
test/cmdlineTests/yul_optimizer_steps_nested_brackets/output
-1
View File
@@ -138,7 +138,6 @@ object "C_6" {
return(memPos, sub(memEnd, memPos))
}
}
pop(iszero(calldatasize()))
revert_error_42b3090547df1d2001c96683413b8cf91c1b902ef5e3cb8d9f6f304cf7446f74()
}
function shift_right_unsigned(value) -> newValue
test/cmdlineTests/yul_string_format_ascii/output.json
+1 -1
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@@ -62,7 +62,7 @@ object \"C_11\" {
default {}
}
if iszero(calldatasize()) { }
revert_error_42b3090547df1d2001c96683413b8cf91c1b902ef5e3cb8d9f6f304cf7446f74()
function shift_right_224_unsigned(value) -> newValue {
test/cmdlineTests/yul_string_format_ascii_bytes32/output.json
+1 -1
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@@ -62,7 +62,7 @@ object \"C_11\" {
default {}
}
if iszero(calldatasize()) { }
revert_error_42b3090547df1d2001c96683413b8cf91c1b902ef5e3cb8d9f6f304cf7446f74()
function shift_right_224_unsigned(value) -> newValue {
test/cmdlineTests/yul_string_format_ascii_bytes32_from_number/output.json
+1 -1
View File
@@ -62,7 +62,7 @@ object \"C_11\" {
default {}
}
if iszero(calldatasize()) { }
revert_error_42b3090547df1d2001c96683413b8cf91c1b902ef5e3cb8d9f6f304cf7446f74()
function shift_right_224_unsigned(value) -> newValue {
test/cmdlineTests/yul_string_format_ascii_long/output.json
+1 -1
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@@ -62,7 +62,7 @@ object \"C_11\" {
default {}
}
if iszero(calldatasize()) { }
revert_error_42b3090547df1d2001c96683413b8cf91c1b902ef5e3cb8d9f6f304cf7446f74()
function shift_right_224_unsigned(value) -> newValue {
test/cmdlineTests/yul_string_format_hex/output.json
+1 -1
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@@ -62,7 +62,7 @@ object \"C_11\" {
default {}
}
if iszero(calldatasize()) { }
revert_error_42b3090547df1d2001c96683413b8cf91c1b902ef5e3cb8d9f6f304cf7446f74()
function shift_right_224_unsigned(value) -> newValue {