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[X86] Add cost model tests for conversions between <2 x float> and in…
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…tegers.

For all but 2 x i32 we were starting from 4 x float.
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@topperc
topperc committed Apr 27, 2020
1 parent fc02d9f commit 5f2ea70
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Showing 4 changed files with 80 additions and 6 deletions.
42 changes: 36 additions & 6 deletions llvm/test/Analysis/CostModel/X86/fptosi.ll
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Expand Up @@ -221,55 +221,79 @@ define i32 @fptosi_float_i64(i32 %arg) {
define i32 @fptosi_float_i32(i32 %arg) {
; SSE-LABEL: 'fptosi_float_i32'
; SSE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %I32 = fptosi float undef to i32
; SSE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %V2I32 = fptosi <2 x float> undef to <2 x i32>
; SSE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %V4I32 = fptosi <4 x float> undef to <4 x i32>
; SSE-NEXT: Cost Model: Found an estimated cost of 2 for instruction: %V8I32 = fptosi <8 x float> undef to <8 x i32>
; SSE-NEXT: Cost Model: Found an estimated cost of 4 for instruction: %V16I32 = fptosi <16 x float> undef to <16 x i32>
; SSE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
;
; AVX-LABEL: 'fptosi_float_i32'
; AVX-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %I32 = fptosi float undef to i32
; AVX-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %V2I32 = fptosi <2 x float> undef to <2 x i32>
; AVX-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %V4I32 = fptosi <4 x float> undef to <4 x i32>
; AVX-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %V8I32 = fptosi <8 x float> undef to <8 x i32>
; AVX-NEXT: Cost Model: Found an estimated cost of 2 for instruction: %V16I32 = fptosi <16 x float> undef to <16 x i32>
; AVX-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
;
; AVX512-LABEL: 'fptosi_float_i32'
; AVX512-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %I32 = fptosi float undef to i32
; AVX512-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %V2I32 = fptosi <2 x float> undef to <2 x i32>
; AVX512-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %V4I32 = fptosi <4 x float> undef to <4 x i32>
; AVX512-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %V8I32 = fptosi <8 x float> undef to <8 x i32>
; AVX512-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %V16I32 = fptosi <16 x float> undef to <16 x i32>
; AVX512-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
;
%I32 = fptosi float undef to i32
%V2I32 = fptosi <2 x float> undef to <2 x i32>
%V4I32 = fptosi <4 x float> undef to <4 x i32>
%V8I32 = fptosi <8 x float> undef to <8 x i32>
%V16I32 = fptosi <16 x float> undef to <16 x i32>
ret i32 undef
}

define i32 @fptosi_float_i16(i32 %arg) {
; SSE-LABEL: 'fptosi_float_i16'
; SSE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %I16 = fptosi float undef to i16
; SSE-NEXT: Cost Model: Found an estimated cost of 2 for instruction: %V4I16 = fptosi <4 x float> undef to <4 x i16>
; SSE-NEXT: Cost Model: Found an estimated cost of 5 for instruction: %V8I16 = fptosi <8 x float> undef to <8 x i16>
; SSE-NEXT: Cost Model: Found an estimated cost of 11 for instruction: %V16I16 = fptosi <16 x float> undef to <16 x i16>
; SSE-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
; SSE2-LABEL: 'fptosi_float_i16'
; SSE2-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %I16 = fptosi float undef to i16
; SSE2-NEXT: Cost Model: Found an estimated cost of 6 for instruction: %V2I16 = fptosi <2 x float> undef to <2 x i16>
; SSE2-NEXT: Cost Model: Found an estimated cost of 2 for instruction: %V4I16 = fptosi <4 x float> undef to <4 x i16>
; SSE2-NEXT: Cost Model: Found an estimated cost of 5 for instruction: %V8I16 = fptosi <8 x float> undef to <8 x i16>
; SSE2-NEXT: Cost Model: Found an estimated cost of 11 for instruction: %V16I16 = fptosi <16 x float> undef to <16 x i16>
; SSE2-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
;
; SSE42-LABEL: 'fptosi_float_i16'
; SSE42-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %I16 = fptosi float undef to i16
; SSE42-NEXT: Cost Model: Found an estimated cost of 6 for instruction: %V2I16 = fptosi <2 x float> undef to <2 x i16>
; SSE42-NEXT: Cost Model: Found an estimated cost of 2 for instruction: %V4I16 = fptosi <4 x float> undef to <4 x i16>
; SSE42-NEXT: Cost Model: Found an estimated cost of 5 for instruction: %V8I16 = fptosi <8 x float> undef to <8 x i16>
; SSE42-NEXT: Cost Model: Found an estimated cost of 11 for instruction: %V16I16 = fptosi <16 x float> undef to <16 x i16>
; SSE42-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
;
; AVX-LABEL: 'fptosi_float_i16'
; AVX-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %I16 = fptosi float undef to i16
; AVX-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %V2I16 = fptosi <2 x float> undef to <2 x i16>
; AVX-NEXT: Cost Model: Found an estimated cost of 2 for instruction: %V4I16 = fptosi <4 x float> undef to <4 x i16>
; AVX-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %V8I16 = fptosi <8 x float> undef to <8 x i16>
; AVX-NEXT: Cost Model: Found an estimated cost of 3 for instruction: %V16I16 = fptosi <16 x float> undef to <16 x i16>
; AVX-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
;
; AVX512-LABEL: 'fptosi_float_i16'
; AVX512-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %I16 = fptosi float undef to i16
; AVX512-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %V2I16 = fptosi <2 x float> undef to <2 x i16>
; AVX512-NEXT: Cost Model: Found an estimated cost of 2 for instruction: %V4I16 = fptosi <4 x float> undef to <4 x i16>
; AVX512-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %V8I16 = fptosi <8 x float> undef to <8 x i16>
; AVX512-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %V16I16 = fptosi <16 x float> undef to <16 x i16>
; AVX512-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
;
; SLM-LABEL: 'fptosi_float_i16'
; SLM-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %I16 = fptosi float undef to i16
; SLM-NEXT: Cost Model: Found an estimated cost of 9 for instruction: %V2I16 = fptosi <2 x float> undef to <2 x i16>
; SLM-NEXT: Cost Model: Found an estimated cost of 2 for instruction: %V4I16 = fptosi <4 x float> undef to <4 x i16>
; SLM-NEXT: Cost Model: Found an estimated cost of 5 for instruction: %V8I16 = fptosi <8 x float> undef to <8 x i16>
; SLM-NEXT: Cost Model: Found an estimated cost of 11 for instruction: %V16I16 = fptosi <16 x float> undef to <16 x i16>
; SLM-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
;
%I16 = fptosi float undef to i16
%V2I16 = fptosi <2 x float> undef to <2 x i16>
%V4I16 = fptosi <4 x float> undef to <4 x i16>
%V8I16 = fptosi <8 x float> undef to <8 x i16>
%V16I16 = fptosi <16 x float> undef to <16 x i16>
Expand All @@ -279,40 +303,46 @@ define i32 @fptosi_float_i16(i32 %arg) {
define i32 @fptosi_float_i8(i32 %arg) {
; SSE2-LABEL: 'fptosi_float_i8'
; SSE2-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %I8 = fptosi float undef to i8
; SSE2-NEXT: Cost Model: Found an estimated cost of 11 for instruction: %V2I8 = fptosi <2 x float> undef to <2 x i8>
; SSE2-NEXT: Cost Model: Found an estimated cost of 31 for instruction: %V4I8 = fptosi <4 x float> undef to <4 x i8>
; SSE2-NEXT: Cost Model: Found an estimated cost of 63 for instruction: %V8I8 = fptosi <8 x float> undef to <8 x i8>
; SSE2-NEXT: Cost Model: Found an estimated cost of 127 for instruction: %V16I8 = fptosi <16 x float> undef to <16 x i8>
; SSE2-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
;
; SSE42-LABEL: 'fptosi_float_i8'
; SSE42-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %I8 = fptosi float undef to i8
; SSE42-NEXT: Cost Model: Found an estimated cost of 6 for instruction: %V2I8 = fptosi <2 x float> undef to <2 x i8>
; SSE42-NEXT: Cost Model: Found an estimated cost of 12 for instruction: %V4I8 = fptosi <4 x float> undef to <4 x i8>
; SSE42-NEXT: Cost Model: Found an estimated cost of 25 for instruction: %V8I8 = fptosi <8 x float> undef to <8 x i8>
; SSE42-NEXT: Cost Model: Found an estimated cost of 51 for instruction: %V16I8 = fptosi <16 x float> undef to <16 x i8>
; SSE42-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
;
; AVX-LABEL: 'fptosi_float_i8'
; AVX-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %I8 = fptosi float undef to i8
; AVX-NEXT: Cost Model: Found an estimated cost of 6 for instruction: %V2I8 = fptosi <2 x float> undef to <2 x i8>
; AVX-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %V4I8 = fptosi <4 x float> undef to <4 x i8>
; AVX-NEXT: Cost Model: Found an estimated cost of 7 for instruction: %V8I8 = fptosi <8 x float> undef to <8 x i8>
; AVX-NEXT: Cost Model: Found an estimated cost of 15 for instruction: %V16I8 = fptosi <16 x float> undef to <16 x i8>
; AVX-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
;
; AVX512-LABEL: 'fptosi_float_i8'
; AVX512-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %I8 = fptosi float undef to i8
; AVX512-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %V2I8 = fptosi <2 x float> undef to <2 x i8>
; AVX512-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %V4I8 = fptosi <4 x float> undef to <4 x i8>
; AVX512-NEXT: Cost Model: Found an estimated cost of 7 for instruction: %V8I8 = fptosi <8 x float> undef to <8 x i8>
; AVX512-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %V16I8 = fptosi <16 x float> undef to <16 x i8>
; AVX512-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
;
; SLM-LABEL: 'fptosi_float_i8'
; SLM-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %I8 = fptosi float undef to i8
; SLM-NEXT: Cost Model: Found an estimated cost of 9 for instruction: %V2I8 = fptosi <2 x float> undef to <2 x i8>
; SLM-NEXT: Cost Model: Found an estimated cost of 21 for instruction: %V4I8 = fptosi <4 x float> undef to <4 x i8>
; SLM-NEXT: Cost Model: Found an estimated cost of 43 for instruction: %V8I8 = fptosi <8 x float> undef to <8 x i8>
; SLM-NEXT: Cost Model: Found an estimated cost of 87 for instruction: %V16I8 = fptosi <16 x float> undef to <16 x i8>
; SLM-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
;
%I8 = fptosi float undef to i8
%V2I8 = fptosi <2 x float> undef to <2 x i8>
%V4I8 = fptosi <4 x float> undef to <4 x i8>
%V8I8 = fptosi <8 x float> undef to <8 x i8>
%V16I8 = fptosi <16 x float> undef to <16 x i8>
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