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[test] Add simple fixed point inline assembly test.

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This commit is contained in:
Alexander Arlt 2021-07-27 22:24:01 -05:00
parent 088ebb4078
commit d7d8390d86
1 changed files with 35 additions and 3 deletions
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38
test/libsolidity/semanticTests/fixedPoint/inline_assembly.sol
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@ -1,10 +1,42 @@
contract A {
function f() public pure returns (fixed x) {
assembly { x := 1000 }
function f128x18() public pure returns (fixed x) {
assembly { x := 1000000111000222000333 }
}
function f128x16() public pure returns (fixed128x16 x) {
assembly { x := 1000000111000222000333 }
}
function f128x8() public pure returns (fixed128x8 x) {
assembly { x := 1000000111000222000333 }
}
function f128x4() public pure returns (fixed128x4 x) {
assembly { x := 1000000111000222000333 }
}
function f128x2() public pure returns (fixed128x2 x) {
assembly { x := 1000000111000222000333 }
}
function f128x0() public pure returns (fixed128x0 x) {
assembly { x := 1000000111000222000333 }
}
function i128x2(fixed128x2 i) public pure returns (fixed128x2 x) {
assembly { x := i }
}
function add128x2(fixed128x2 a, fixed128x2 b) public pure returns (fixed128x2 x) {
assembly { x := add(a, b) }
}
function i128x0(fixed128x0 i) public pure returns (fixed128x0 x) {
assembly { x := i }
}
}
// ====
// compileToEwasm: also
// compileViaYul: also
// ----
// f() -> 1000
// f128x18() -> 1000.000111000222000333
// f128x16() -> 100000.0111000222000333
// f128x8() -> 10000001110002.22000333
// f128x4() -> 100000011100022200.0333
// f128x2() -> 10000001110002220003.33
// f128x0() -> 1000000111000222000333
// i128x0(fixed128x0): 1000000111000222000333 -> 1000000111000222000333
// i128x2(fixed128x2): 10000001110002220003.33 -> 10000001110002220003.33
// add128x2(fixed128x2,fixed128x2): 1.23, 2.34 -> 3.57