| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc < %s -mattr=+simd128 | FileCheck %s |
| |
| ;; Test that SIMD widening operations can be successfully selected |
| |
| target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128" |
| target triple = "wasm32-unknown-unknown" |
| |
| define <8 x i16> @widen_low_i8x16_s(<16 x i8> %v) { |
| ; CHECK-LABEL: widen_low_i8x16_s: |
| ; CHECK: .functype widen_low_i8x16_s (v128) -> (v128) |
| ; CHECK-NEXT: # %bb.0: |
| ; CHECK-NEXT: local.get 0 |
| ; CHECK-NEXT: i16x8.widen_low_i8x16_s |
| ; CHECK-NEXT: # fallthrough-return |
| %low = shufflevector <16 x i8> %v, <16 x i8> undef, |
| <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7> |
| %widened = sext <8 x i8> %low to <8 x i16> |
| ret <8 x i16> %widened |
| } |
| |
| define <8 x i16> @widen_low_i8x16_u(<16 x i8> %v) { |
| ; CHECK-LABEL: widen_low_i8x16_u: |
| ; CHECK: .functype widen_low_i8x16_u (v128) -> (v128) |
| ; CHECK-NEXT: # %bb.0: |
| ; CHECK-NEXT: local.get 0 |
| ; CHECK-NEXT: i16x8.widen_low_i8x16_u |
| ; CHECK-NEXT: # fallthrough-return |
| %low = shufflevector <16 x i8> %v, <16 x i8> undef, |
| <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7> |
| %widened = zext <8 x i8> %low to <8 x i16> |
| ret <8 x i16> %widened |
| } |
| |
| define <8 x i16> @widen_high_i8x16_s(<16 x i8> %v) { |
| ; CHECK-LABEL: widen_high_i8x16_s: |
| ; CHECK: .functype widen_high_i8x16_s (v128) -> (v128) |
| ; CHECK-NEXT: # %bb.0: |
| ; CHECK-NEXT: local.get 0 |
| ; CHECK-NEXT: i16x8.widen_high_i8x16_s |
| ; CHECK-NEXT: # fallthrough-return |
| %low = shufflevector <16 x i8> %v, <16 x i8> undef, |
| <8 x i32> <i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15> |
| %widened = sext <8 x i8> %low to <8 x i16> |
| ret <8 x i16> %widened |
| } |
| |
| define <8 x i16> @widen_high_i8x16_u(<16 x i8> %v) { |
| ; CHECK-LABEL: widen_high_i8x16_u: |
| ; CHECK: .functype widen_high_i8x16_u (v128) -> (v128) |
| ; CHECK-NEXT: # %bb.0: |
| ; CHECK-NEXT: local.get 0 |
| ; CHECK-NEXT: i16x8.widen_high_i8x16_u |
| ; CHECK-NEXT: # fallthrough-return |
| %low = shufflevector <16 x i8> %v, <16 x i8> undef, |
| <8 x i32> <i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15> |
| %widened = zext <8 x i8> %low to <8 x i16> |
| ret <8 x i16> %widened |
| } |
| |
| define <4 x i32> @widen_low_i16x8_s(<8 x i16> %v) { |
| ; CHECK-LABEL: widen_low_i16x8_s: |
| ; CHECK: .functype widen_low_i16x8_s (v128) -> (v128) |
| ; CHECK-NEXT: # %bb.0: |
| ; CHECK-NEXT: local.get 0 |
| ; CHECK-NEXT: i32x4.widen_low_i16x8_s |
| ; CHECK-NEXT: # fallthrough-return |
| %low = shufflevector <8 x i16> %v, <8 x i16> undef, |
| <4 x i32> <i32 0, i32 1, i32 2, i32 3> |
| %widened = sext <4 x i16> %low to <4 x i32> |
| ret <4 x i32> %widened |
| } |
| |
| define <4 x i32> @widen_low_i16x8_u(<8 x i16> %v) { |
| ; CHECK-LABEL: widen_low_i16x8_u: |
| ; CHECK: .functype widen_low_i16x8_u (v128) -> (v128) |
| ; CHECK-NEXT: # %bb.0: |
| ; CHECK-NEXT: local.get 0 |
| ; CHECK-NEXT: i32x4.widen_low_i16x8_u |
| ; CHECK-NEXT: # fallthrough-return |
| %low = shufflevector <8 x i16> %v, <8 x i16> undef, |
| <4 x i32> <i32 0, i32 1, i32 2, i32 3> |
| %widened = zext <4 x i16> %low to <4 x i32> |
| ret <4 x i32> %widened |
| } |
| |
| define <4 x i32> @widen_high_i16x8_s(<8 x i16> %v) { |
| ; CHECK-LABEL: widen_high_i16x8_s: |
| ; CHECK: .functype widen_high_i16x8_s (v128) -> (v128) |
| ; CHECK-NEXT: # %bb.0: |
| ; CHECK-NEXT: local.get 0 |
| ; CHECK-NEXT: i32x4.widen_high_i16x8_s |
| ; CHECK-NEXT: # fallthrough-return |
| %low = shufflevector <8 x i16> %v, <8 x i16> undef, |
| <4 x i32> <i32 4, i32 5, i32 6, i32 7> |
| %widened = sext <4 x i16> %low to <4 x i32> |
| ret <4 x i32> %widened |
| } |
| |
| define <4 x i32> @widen_high_i16x8_u(<8 x i16> %v) { |
| ; CHECK-LABEL: widen_high_i16x8_u: |
| ; CHECK: .functype widen_high_i16x8_u (v128) -> (v128) |
| ; CHECK-NEXT: # %bb.0: |
| ; CHECK-NEXT: local.get 0 |
| ; CHECK-NEXT: i32x4.widen_high_i16x8_u |
| ; CHECK-NEXT: # fallthrough-return |
| %low = shufflevector <8 x i16> %v, <8 x i16> undef, |
| <4 x i32> <i32 4, i32 5, i32 6, i32 7> |
| %widened = zext <4 x i16> %low to <4 x i32> |
| ret <4 x i32> %widened |
| } |
| |
| ;; Also test that similar patterns with offsets not corresponding to |
| ;; the low or high half are correctly expanded. |
| |
| define <8 x i16> @widen_lowish_i8x16_s(<16 x i8> %v) { |
| ; CHECK-LABEL: widen_lowish_i8x16_s: |
| ; CHECK: .functype widen_lowish_i8x16_s (v128) -> (v128) |
| ; CHECK-NEXT: # %bb.0: |
| ; CHECK-NEXT: local.get 0 |
| ; CHECK-NEXT: i8x16.extract_lane_u 1 |
| ; CHECK-NEXT: i16x8.splat |
| ; CHECK-NEXT: local.get 0 |
| ; CHECK-NEXT: i8x16.extract_lane_u 2 |
| ; CHECK-NEXT: i16x8.replace_lane 1 |
| ; CHECK-NEXT: local.get 0 |
| ; CHECK-NEXT: i8x16.extract_lane_u 3 |
| ; CHECK-NEXT: i16x8.replace_lane 2 |
| ; CHECK-NEXT: local.get 0 |
| ; CHECK-NEXT: i8x16.extract_lane_u 4 |
| ; CHECK-NEXT: i16x8.replace_lane 3 |
| ; CHECK-NEXT: local.get 0 |
| ; CHECK-NEXT: i8x16.extract_lane_u 5 |
| ; CHECK-NEXT: i16x8.replace_lane 4 |
| ; CHECK-NEXT: local.get 0 |
| ; CHECK-NEXT: i8x16.extract_lane_u 6 |
| ; CHECK-NEXT: i16x8.replace_lane 5 |
| ; CHECK-NEXT: local.get 0 |
| ; CHECK-NEXT: i8x16.extract_lane_u 7 |
| ; CHECK-NEXT: i16x8.replace_lane 6 |
| ; CHECK-NEXT: local.get 0 |
| ; CHECK-NEXT: i8x16.extract_lane_u 8 |
| ; CHECK-NEXT: i16x8.replace_lane 7 |
| ; CHECK-NEXT: i32.const 8 |
| ; CHECK-NEXT: i16x8.shl |
| ; CHECK-NEXT: i32.const 8 |
| ; CHECK-NEXT: i16x8.shr_s |
| ; CHECK-NEXT: # fallthrough-return |
| %lowish = shufflevector <16 x i8> %v, <16 x i8> undef, |
| <8 x i32> <i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8> |
| %widened = sext <8 x i8> %lowish to <8 x i16> |
| ret <8 x i16> %widened |
| } |
| |
| define <4 x i32> @widen_lowish_i16x8_s(<8 x i16> %v) { |
| ; CHECK-LABEL: widen_lowish_i16x8_s: |
| ; CHECK: .functype widen_lowish_i16x8_s (v128) -> (v128) |
| ; CHECK-NEXT: # %bb.0: |
| ; CHECK-NEXT: local.get 0 |
| ; CHECK-NEXT: i16x8.extract_lane_u 1 |
| ; CHECK-NEXT: i32x4.splat |
| ; CHECK-NEXT: local.get 0 |
| ; CHECK-NEXT: i16x8.extract_lane_u 2 |
| ; CHECK-NEXT: i32x4.replace_lane 1 |
| ; CHECK-NEXT: local.get 0 |
| ; CHECK-NEXT: i16x8.extract_lane_u 3 |
| ; CHECK-NEXT: i32x4.replace_lane 2 |
| ; CHECK-NEXT: local.get 0 |
| ; CHECK-NEXT: i16x8.extract_lane_u 4 |
| ; CHECK-NEXT: i32x4.replace_lane 3 |
| ; CHECK-NEXT: i32.const 16 |
| ; CHECK-NEXT: i32x4.shl |
| ; CHECK-NEXT: i32.const 16 |
| ; CHECK-NEXT: i32x4.shr_s |
| ; CHECK-NEXT: # fallthrough-return |
| %lowish = shufflevector <8 x i16> %v, <8 x i16> undef, |
| <4 x i32> <i32 1, i32 2, i32 3, i32 4> |
| %widened = sext <4 x i16> %lowish to <4 x i32> |
| ret <4 x i32> %widened |
| } |