Files
wasmtime/cranelift/filetests/filetests/runtests/simd-smulhi.clif
dheaton-arm 2f0ce4c86c Implement Smulhi for interpreter
Implemented `Smulhi` for the Cranelift interpreter, performing signed
integer multiplication and producing the high half of a double-length
result.

Copyright (c) 2021, Arm Limited
2021-09-17 16:49:38 +01:00

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test interpret
; The AArch64 and x86_64 backends only support scalar values.
function %smulhi_i8x16(i8x16, i8x16) -> i8x16 {
block0(v0: i8x16, v1: i8x16):
v2 = smulhi v0, v1
return v2
}
; run: %smulhi_i8x16([1 -2 3 -4 5 -6 7 -8 127 127 127 127 -128 -128 -128 -128], [9 10 -11 -12 13 14 -15 -16 17 18 -19 -20 21 22 -128 127]) == [0 -1 -1 0 0 -1 -1 0 8 8 -10 -10 -11 -11 64 -64]
function %smulhi_i16x8(i16x8, i16x8) -> i16x8 {
block0(v0: i16x8, v1: i16x8):
v2 = smulhi v0, v1
return v2
}
; run: %smulhi_i16x8([1 -2 255 -255 255 -255 32767 -32768], [3 4 -5 -6 7 8 -32768 -32768]) == [0 -1 -1 0 0 -1 -16384 16384]
function %smulhi_i32x4(i32x4, i32x4) -> i32x4 {
block0(v0: i32x4, v1: i32x4):
v2 = smulhi v0, v1
return v2
}
; run: %smulhi_i32x4([1 -255 65535 -2147483648], [2 65535 -2147483647 -2147483647]) == [0 -1 -32768 1073741823]
function %smulhi_i64x2(i64x2, i64x2) -> i64x2 {
block0(v0: i64x2, v1: i64x2):
v2 = smulhi v0, v1
return v2
}
; run: %smulhi_i64x2([-1 9223372036854775807], [-2 -9223372036854775808]) == [0 -4611686018427387904]