Split SIMD arithmetic tests by test directive

This commit is contained in:
Andrew Brown
2019-09-30 10:13:37 -07:00
parent 90c49a2f7c
commit d8967bb58a
3 changed files with 200 additions and 54 deletions

View File

@@ -1,6 +1,4 @@
test run
test binemit
test legalizer
set enable_simd
target x86_64 skylake
@@ -15,14 +13,11 @@ ebb0:
v5 = extractlane v2, 3
v6 = icmp_imm eq v5, 5
; TODO replace extractlanes with vector comparison
v7 = band v4, v6
return v7
}
; run
function %iadd_i8x16_with_overflow() -> b1 {
ebb0:
[-, %xmm0] v0 = vconst.i8x16 [255 255 255 255 255 255 255 255 255 255 255 255 255 255 255 255]
@@ -31,13 +26,10 @@ ebb0:
v3 = extractlane v2, 0
v4 = icmp_imm eq v3, 1
; TODO replace extractlane with vector comparison
return v4
}
; run
function %iadd_i16x8(i16x8, i16x8) -> i16x8 {
ebb0(v0: i16x8 [%xmm1], v1: i16x8 [%xmm2]):
[-, %xmm1] v2 = iadd v0, v1 ; bin: 66 0f fd ca
@@ -61,14 +53,11 @@ ebb0:
v5 = extractlane v2, 1
v6 = icmp_imm eq v5, 0xffffffff
; TODO replace extractlanes with vector comparison
v7 = band v4, v6
return v7
}
; run
function %isub_i64x2(i64x2, i64x2) -> i64x2 {
ebb0(v0: i64x2 [%xmm0], v1: i64x2 [%xmm1]):
[-, %xmm0] v2 = isub v0, v1 ; bin: 66 0f fb c1
@@ -87,40 +76,6 @@ ebb0(v0: i8x16 [%xmm3], v1: i8x16 [%xmm4]):
return v2
}
function %ineg_i32x4() -> b1 {
ebb0:
v0 = vconst.i32x4 [1 1 1 1]
v2 = ineg v0
; check: v5 = vconst.i32x4 0x00
; nextln: v2 = isub v5, v0
v3 = extractlane v2, 0
v4 = icmp_imm eq v3, -1
return v4 ; bin: c3
}
; run
function %ineg_legalized() {
ebb0:
v0 = vconst.i8x16 0x00
v1 = ineg v0
; check: v6 = vconst.i8x16 0x00
; nextln: v1 = isub v6, v0
v2 = raw_bitcast.i16x8 v0
v3 = ineg v2
; check: v7 = vconst.i16x8 0x00
; nextln: v3 = isub v7, v2
v4 = raw_bitcast.i64x2 v0
v5 = ineg v4
; check: v8 = vconst.i64x2 0x00
; nextln: v5 = isub v8, v4
return ; bin: c3
}
function %imul_i32x4() -> b1 {
ebb0:
[-, %xmm0] v0 = vconst.i32x4 [-1 0 1 -2147483647] ; e.g. -2147483647 == 0x80_00_00_01
@@ -140,7 +95,7 @@ ebb0:
v10 = band v8, v9
return v10
}
; run
function %imul_i16x8() -> b1 {
ebb0:
@@ -149,8 +104,8 @@ ebb0:
[-, %xmm1] v2 = imul v0, v1 ; bin: 66 0f d5 ca
v3 = extractlane v2, 0
v4 = icmp_imm eq v3, 0xfffe ; TODO -2 will not work here and below because v3 is being
; uextend-ed, not sextend-ed
v4 = icmp_imm eq v3, 0xfffe ; 0xfffe == -2; -2 will not work here and below because v3 is
; being uextend-ed, not sextend-ed
v5 = extractlane v2, 1
v6 = icmp_imm eq v5, 0
@@ -163,7 +118,7 @@ ebb0:
return v4
}
; run
function %sadd_sat_i8x16() -> b1 {
ebb0:
@@ -176,7 +131,7 @@ ebb0:
return v4
}
; run
function %uadd_sat_i16x8() -> b1 {
ebb0:
@@ -189,16 +144,16 @@ ebb0:
return v4
}
; run
function %sub_sat_i8x16() -> b1 {
ebb0:
[-, %xmm2] v0 = vconst.i8x16 [128 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0] ; 120 == 0x80 == -128
[-, %xmm2] v0 = vconst.i8x16 [128 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0] ; 128 == 0x80 == -128
[-, %xmm3] v1 = vconst.i8x16 [1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1]
[-, %xmm2] v2 = ssub_sat v0, v1 ; bin: 66 0f e8 d3
v3 = extractlane v2, 0
v4 = icmp_imm eq v3, 0x80 ; still -128, TODO it's unclear why I can't use -128 here
v4 = icmp_imm eq v3, 0x80 ; 0x80 == -128
; now re-use 0x80 as an unsigned 128
[-, %xmm2] v5 = usub_sat v0, v2 ; bin: 66 0f d8 d2
@@ -208,7 +163,7 @@ ebb0:
v8 = band v4, v7
return v8
}
; run
function %sub_sat_i16x8() {
ebb0:

View File

@@ -0,0 +1,36 @@
test legalizer
set enable_simd
target x86_64 skylake
function %ineg_i32x4() -> b1 {
ebb0:
v0 = vconst.i32x4 [1 1 1 1]
v2 = ineg v0
; check: v5 = vconst.i32x4 0x00
; nextln: v2 = isub v5, v0
v3 = extractlane v2, 0
v4 = icmp_imm eq v3, -1
return v4
}
function %ineg_legalized() {
ebb0:
v0 = vconst.i8x16 0x00
v1 = ineg v0
; check: v6 = vconst.i8x16 0x00
; nextln: v1 = isub v6, v0
v2 = raw_bitcast.i16x8 v0
v3 = ineg v2
; check: v7 = vconst.i16x8 0x00
; nextln: v3 = isub v7, v2
v4 = raw_bitcast.i64x2 v0
v5 = ineg v4
; check: v8 = vconst.i64x2 0x00
; nextln: v5 = isub v8, v4
return
}

View File

@@ -0,0 +1,155 @@
test run
set enable_simd
target x86_64 skylake
function %iadd_i32x4() -> b1 {
ebb0:
v0 = vconst.i32x4 [1 1 1 1]
v1 = vconst.i32x4 [1 2 3 4]
v2 = iadd v0, v1
v3 = extractlane v2, 0
v4 = icmp_imm eq v3, 2
v5 = extractlane v2, 3
v6 = icmp_imm eq v5, 5
; TODO replace extractlanes with vector comparison
v7 = band v4, v6
return v7
}
; run
function %iadd_i8x16_with_overflow() -> b1 {
ebb0:
v0 = vconst.i8x16 [255 255 255 255 255 255 255 255 255 255 255 255 255 255 255 255]
v1 = vconst.i8x16 [2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2]
v2 = iadd v0, v1
v3 = extractlane v2, 0
v4 = icmp_imm eq v3, 1
; TODO replace extractlane with vector comparison
return v4
}
; run
function %isub_i32x4() -> b1 {
ebb0:
v0 = vconst.i32x4 [1 1 1 1]
v1 = vconst.i32x4 [1 2 3 4]
v2 = isub v0, v1
v3 = extractlane v2, 0
v4 = icmp_imm eq v3, 0
v5 = extractlane v2, 1
v6 = icmp_imm eq v5, 0xffffffff
; TODO replace extractlanes with vector comparison
v7 = band v4, v6
return v7
}
; run
function %ineg_i32x4() -> b1 {
ebb0:
v0 = vconst.i32x4 [1 1 1 1]
v2 = ineg v0
v3 = extractlane v2, 0
v4 = icmp_imm eq v3, -1
return v4
}
; run
function %imul_i32x4() -> b1 {
ebb0:
v0 = vconst.i32x4 [-1 0 1 -2147483647] ; e.g. -2147483647 == 0x80_00_00_01
v1 = vconst.i32x4 [2 2 2 2]
v2 = imul v0, v1
v3 = extractlane v2, 0
v4 = icmp_imm eq v3, -2
v5 = extractlane v2, 1
v6 = icmp_imm eq v5, 0
v7 = extractlane v2, 3
v8 = icmp_imm eq v7, 2 ; 0x80_00_00_01 * 2 == 0x1_00_00_00_02 (and the 1 is dropped)
v9 = band v4, v6
v10 = band v8, v9
return v10
}
; run
function %imul_i16x8() -> b1 {
ebb0:
v0 = vconst.i16x8 [-1 0 1 32767 0 0 0 0] ; e.g. 32767 == 0x7f_ff
v1 = vconst.i16x8 [2 2 2 2 0 0 0 0]
v2 = imul v0, v1
v3 = extractlane v2, 0
v4 = icmp_imm eq v3, 0xfffe ; 0xfffe == -2; -2 will not work here and below because v3 is
; being uextend-ed, not sextend-ed
v5 = extractlane v2, 1
v6 = icmp_imm eq v5, 0
v7 = extractlane v2, 3
v8 = icmp_imm eq v7, 0xfffe ; 0x7f_ff * 2 == 0xff_fe
v9 = band v4, v6
v10 = band v8, v9
return v4
}
; run
function %sadd_sat_i8x16() -> b1 {
ebb0:
v0 = vconst.i8x16 [127 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0]
v1 = vconst.i8x16 [1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1]
v2 = sadd_sat v0, v1
v3 = extractlane v2, 0
v4 = icmp_imm eq v3, 127
return v4
}
; run
function %uadd_sat_i16x8() -> b1 {
ebb0:
v0 = vconst.i16x8 [-1 0 0 0 0 0 0 0]
v1 = vconst.i16x8 [-1 1 1 1 1 1 1 1]
v2 = uadd_sat v0, v1
v3 = extractlane v2, 0
v4 = icmp_imm eq v3, 65535
return v4
}
; run
function %sub_sat_i8x16() -> b1 {
ebb0:
v0 = vconst.i8x16 [128 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0] ; 128 == 0x80 == -128
v1 = vconst.i8x16 [1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1]
v2 = ssub_sat v0, v1
v3 = extractlane v2, 0
v4 = icmp_imm eq v3, 0x80 ; 0x80 == -128
; now re-use 0x80 as an unsigned 128
v5 = usub_sat v0, v2
v6 = extractlane v5, 0
v7 = icmp_imm eq v6, 0
v8 = band v4, v7
return v8
}
; run