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Jun 26, 2024
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[WebAssembly] Split and tidy up target features test #96735

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104 changes: 36 additions & 68 deletions llvm/test/CodeGen/WebAssembly/target-features-attrs.ll
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Original file line number Diff line number Diff line change
@@ -1,6 +1,5 @@
; RUN: llc < %s | FileCheck %s --check-prefixes CHECK,ATTRS
; RUN: llc < %s -mcpu=mvp -mattr=+simd128 | FileCheck %s --check-prefixes CHECK,SIMD128
; RUN: llc < %s -mcpu=bleeding-edge | FileCheck %s --check-prefixes CHECK,BLEEDING-EDGE
; RUN: llc -mcpu=mvp < %s | FileCheck %s
; RUN: llc -mcpu=mvp -mattr=+simd128 < %s | FileCheck %s --check-prefixes SIMD128

; Test that codegen emits target features from the command line or
; function attributes correctly and that features are enabled for the
Expand Down Expand Up @@ -33,84 +32,53 @@ attributes #2 = { "target-features"="+reference-types" }
; CHECK-LABEL: fn_atomics:

; Expanded atomicrmw min
; ATTRS: loop
; CHECK: loop
; CHECK: i32.atomic.rmw.cmpxchg
; ATTRS: end_loop
; CHECK: end_loop

; nontrapping fptoint
; CHECK: i32.trunc_sat_f32_u
; ATTRS: i32.store
; CHECK: i32.store

; `fn_nontrapping_fptoint` should be the same as `fn_atomics`
; CHECK-LABEL: fn_nontrapping_fptoint:

; Expanded atomicrmw min
; ATTRS: loop
; CHECK: loop
; CHECK: i32.atomic.rmw.cmpxchg
; ATTRS: end_loop
; CHECK: end_loop

; nontrapping fptoint
; CHECK: i32.trunc_sat_f32_u
; ATTRS: i32.store
; CHECK: i32.store

; Features in function attributes:
; +atomics, +nontrapping-fptoint, +reference-types
; CHECK-LABEL: .custom_section.target_features,"",@

; +atomics, +reference-types, +mutable-globals
; ATTRS-NEXT: .int8 5
; ATTRS-NEXT: .int8 43
; ATTRS-NEXT: .int8 7
; ATTRS-NEXT: .ascii "atomics"
; ATTRS-NEXT: .int8 43
; ATTRS-NEXT: .int8 15
; ATTRS-NEXT: .ascii "mutable-globals"
; ATTRS-NEXT: .int8 43
; ATTRS-NEXT: .int8 19
; ATTRS-NEXT: .ascii "nontrapping-fptoint"
; ATTRS-NEXT: .int8 43
; ATTRS-NEXT: .int8 15
; ATTRS-NEXT: .ascii "reference-types"
; ATTRS-NEXT: .int8 43
; ATTRS-NEXT: .int8 8

; CHECK-NEXT: .int8 3
; CHECK-NEXT: .int8 43
; CHECK-NEXT: .int8 7
; CHECK-NEXT: .ascii "atomics"
; CHECK-NEXT: .int8 43
; CHECK-NEXT: .int8 19
; CHECK-NEXT: .ascii "nontrapping-fptoint"
; CHECK-NEXT: .int8 43
; CHECK-NEXT: .int8 15
; CHECK-NEXT: .ascii "reference-types"

; Features in function attributes + features specified by -mattr= option:
; +atomics, +nontrapping-fptoint, +reference-types, +simd128
; SIMD128-NEXT: .int8 4
; SIMD128-NEXT: .int8 43
; SIMD128-NEXT: .int8 7
; SIMD128-NEXT: .ascii "atomics"
; SIMD128-NEXT: .int8 43
; SIMD128-NEXT: .int8 19
; SIMD128-NEXT: .ascii "nontrapping-fptoint"
; SIMD128-NEXT: .int8 43
; SIMD128-NEXT: .int8 15
; SIMD128-NEXT: .ascii "reference-types"
; SIMD128-NEXT: .int8 43
; SIMD128-NEXT: .int8 7
; SIMD128-NEXT: .ascii "simd128"

; +atomics, +bulk-memory, +mutable-globals, +nontrapping-fptoint,
; +reference-types, +sign-ext, +simd128, +tail-call
; BLEEDING-EDGE-NEXT: .int8 8
; BLEEDING-EDGE-NEXT: .int8 43
; BLEEDING-EDGE-NEXT: .int8 7
; BLEEDING-EDGE-NEXT: .ascii "atomics"
; BLEEDING-EDGE-NEXT: .int8 43
; BLEEDING-EDGE-NEXT: .int8 11
; BLEEDING-EDGE-NEXT: .ascii "bulk-memory"
; BLEEDING-EDGE-NEXT: .int8 43
; BLEEDING-EDGE-NEXT: .int8 15
; BLEEDING-EDGE-NEXT: .ascii "mutable-globals"
; BLEEDING-EDGE-NEXT: .int8 43
; BLEEDING-EDGE-NEXT: .int8 19
; BLEEDING-EDGE-NEXT: .ascii "nontrapping-fptoint"
; BLEEDING-EDGE-NEXT: .int8 43
; BLEEDING-EDGE-NEXT: .int8 15
; BLEEDING-EDGE-NEXT: .ascii "reference-types"
; BLEEDING-EDGE-NEXT: .int8 43
; BLEEDING-EDGE-NEXT: .int8 8
; BLEEDING-EDGE-NEXT: .ascii "sign-ext"
; BLEEDING-EDGE-NEXT: .int8 43
; BLEEDING-EDGE-NEXT: .int8 7
; BLEEDING-EDGE-NEXT: .ascii "simd128"
; BLEEDING-EDGE-NEXT: .int8 43
; BLEEDING-EDGE-NEXT: .int8 9
; BLEEDING-EDGE-NEXT: .ascii "tail-call"
; SIMD128-LABEL: .custom_section.target_features,"",@
; SIMD128-NEXT: .int8 4
; SIMD128-NEXT: .int8 43
; SIMD128-NEXT: .int8 7
; SIMD128-NEXT: .ascii "atomics"
; SIMD128-NEXT: .int8 43
; SIMD128-NEXT: .int8 19
; SIMD128-NEXT: .ascii "nontrapping-fptoint"
; SIMD128-NEXT: .int8 43
; SIMD128-NEXT: .int8 15
; SIMD128-NEXT: .ascii "reference-types"
; SIMD128-NEXT: .int8 43
; SIMD128-NEXT: .int8 7
; SIMD128-NEXT: .ascii "simd128"
48 changes: 48 additions & 0 deletions llvm/test/CodeGen/WebAssembly/target-features-cpus.ll
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Original file line number Diff line number Diff line change
@@ -0,0 +1,48 @@
; RUN: llc < %s -mcpu=mvp | FileCheck %s --check-prefixes MVP
; RUN: llc < %s -mcpu=generic | FileCheck %s --check-prefixes GENERIC
; RUN: llc < %s | FileCheck %s --check-prefixes GENERIC
; RUN: llc < %s -mcpu=bleeding-edge | FileCheck %s --check-prefixes BLEEDING-EDGE

; Test that the target features section contains the correct set of features
; depending on -mcpu= options.

target triple = "wasm32-unknown-unknown"

; mvp: should not contain the target features section
; MVP-NOT: .custom_section.target_features,"",@

; generic: +mutable-globals, +sign-ext
; GENERIC-LABEL: .custom_section.target_features,"",@
; GENERIC-NEXT: .int8 2
; GENERIC-NEXT: .int8 43
; GENERIC-NEXT: .int8 15
; GENERIC-NEXT: .ascii "mutable-globals"
; GENERIC-NEXT: .int8 43
; GENERIC-NEXT: .int8 8
; GENERIC-NEXT: .ascii "sign-ext"

; bleeding-edge: +atomics, +bulk-memory, +mutable-globals, +nontrapping-fptoint,
; +sign-ext, +simd128, +tail-call
; BLEEDING-EDGE-LABEL: .section .custom_section.target_features,"",@
; BLEEDING-EDGE-NEXT: .int8 7
; BLEEDING-EDGE-NEXT: .int8 43
; BLEEDING-EDGE-NEXT: .int8 7
; BLEEDING-EDGE-NEXT: .ascii "atomics"
; BLEEDING-EDGE-NEXT: .int8 43
; BLEEDING-EDGE-NEXT: .int8 11
; BLEEDING-EDGE-NEXT: .ascii "bulk-memory"
; BLEEDING-EDGE-NEXT: .int8 43
; BLEEDING-EDGE-NEXT: .int8 15
; BLEEDING-EDGE-NEXT: .ascii "mutable-globals"
; BLEEDING-EDGE-NEXT: .int8 43
; BLEEDING-EDGE-NEXT: .int8 19
; BLEEDING-EDGE-NEXT: .ascii "nontrapping-fptoint"
; BLEEDING-EDGE-NEXT: .int8 43
; BLEEDING-EDGE-NEXT: .int8 8
; BLEEDING-EDGE-NEXT: .ascii "sign-ext"
; BLEEDING-EDGE-NEXT: .int8 43
; BLEEDING-EDGE-NEXT: .int8 7
; BLEEDING-EDGE-NEXT: .ascii "simd128"
; BLEEDING-EDGE-NEXT: .int8 43
; BLEEDING-EDGE-NEXT: .int8 9
; BLEEDING-EDGE-NEXT: .ascii "tail-call"
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