| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc -mtriple=aarch64-linux-gnu -verify-machineinstrs -o - %s | FileCheck %s --check-prefixes=CHECK,CHECK-NO16 |
| ; RUN: llc -mtriple=aarch64-linux-gnu -mattr=+fullfp16 -verify-machineinstrs -o - %s | FileCheck %s --check-prefixes=CHECK,CHECK-FP16 |
| |
| define <2 x i32> @test1(<2 x float> %f) { |
| ; CHECK-LABEL: test1: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: fcvtzs v0.2s, v0.2s, #4 |
| ; CHECK-NEXT: ret |
| %mul.i = fmul <2 x float> %f, <float 16.000000e+00, float 16.000000e+00> |
| %vcvt.i = fptosi <2 x float> %mul.i to <2 x i32> |
| ret <2 x i32> %vcvt.i |
| } |
| |
| define <4 x i32> @test2(<4 x float> %f) { |
| ; CHECK-LABEL: test2: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: fcvtzs v0.4s, v0.4s, #3 |
| ; CHECK-NEXT: ret |
| %mul.i = fmul <4 x float> %f, <float 8.000000e+00, float 8.000000e+00, float 8.000000e+00, float 8.000000e+00> |
| %vcvt.i = fptosi <4 x float> %mul.i to <4 x i32> |
| ret <4 x i32> %vcvt.i |
| } |
| |
| define <2 x i64> @test3(<2 x double> %d) { |
| ; CHECK-LABEL: test3: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: fcvtzs v0.2d, v0.2d, #5 |
| ; CHECK-NEXT: ret |
| %mul.i = fmul <2 x double> %d, <double 32.000000e+00, double 32.000000e+00> |
| %vcvt.i = fptosi <2 x double> %mul.i to <2 x i64> |
| ret <2 x i64> %vcvt.i |
| } |
| |
| ; Truncate double to i32 |
| define <2 x i32> @test4(<2 x double> %d) { |
| ; CHECK-LABEL: test4: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: fcvtzs v0.2d, v0.2d, #4 |
| ; CHECK-NEXT: xtn v0.2s, v0.2d |
| ; CHECK-NEXT: ret |
| %mul.i = fmul <2 x double> %d, <double 16.000000e+00, double 16.000000e+00> |
| %vcvt.i = fptosi <2 x double> %mul.i to <2 x i32> |
| ret <2 x i32> %vcvt.i |
| } |
| |
| ; Truncate float to i16 |
| define <2 x i16> @test5(<2 x float> %f) { |
| ; CHECK-LABEL: test5: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: fcvtzs v0.2s, v0.2s, #4 |
| ; CHECK-NEXT: ret |
| %mul.i = fmul <2 x float> %f, <float 16.000000e+00, float 16.000000e+00> |
| %vcvt.i = fptosi <2 x float> %mul.i to <2 x i16> |
| ret <2 x i16> %vcvt.i |
| } |
| |
| ; Don't convert float to i64 |
| define <2 x i64> @test6(<2 x float> %f) { |
| ; CHECK-LABEL: test6: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: fmov v1.2s, #16.00000000 |
| ; CHECK-NEXT: fmul v0.2s, v0.2s, v1.2s |
| ; CHECK-NEXT: fcvtl v0.2d, v0.2s |
| ; CHECK-NEXT: fcvtzs v0.2d, v0.2d |
| ; CHECK-NEXT: ret |
| %mul.i = fmul <2 x float> %f, <float 16.000000e+00, float 16.000000e+00> |
| %vcvt.i = fptosi <2 x float> %mul.i to <2 x i64> |
| ret <2 x i64> %vcvt.i |
| } |
| |
| define <2 x i32> @test7(<2 x float> %f) { |
| ; CHECK-LABEL: test7: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: fcvtzu v0.2s, v0.2s, #4 |
| ; CHECK-NEXT: ret |
| %mul.i = fmul <2 x float> %f, <float 16.000000e+00, float 16.000000e+00> |
| %vcvt.i = fptoui <2 x float> %mul.i to <2 x i32> |
| ret <2 x i32> %vcvt.i |
| } |
| |
| ; Test which should not fold due to non-power of 2. |
| define <2 x i32> @test8(<2 x float> %f) { |
| ; CHECK-LABEL: test8: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: fmov v1.2s, #17.00000000 |
| ; CHECK-NEXT: fmul v0.2s, v0.2s, v1.2s |
| ; CHECK-NEXT: fcvtzu v0.2s, v0.2s |
| ; CHECK-NEXT: ret |
| %mul.i = fmul <2 x float> %f, <float 17.000000e+00, float 17.000000e+00> |
| %vcvt.i = fptoui <2 x float> %mul.i to <2 x i32> |
| ret <2 x i32> %vcvt.i |
| } |
| |
| ; Test which should not fold due to non-matching power of 2. |
| define <2 x i32> @test9(<2 x float> %f) { |
| ; CHECK-LABEL: test9: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: adrp x8, .LCPI8_0 |
| ; CHECK-NEXT: ldr d1, [x8, :lo12:.LCPI8_0] |
| ; CHECK-NEXT: fmul v0.2s, v0.2s, v1.2s |
| ; CHECK-NEXT: fcvtzu v0.2s, v0.2s |
| ; CHECK-NEXT: ret |
| %mul.i = fmul <2 x float> %f, <float 16.000000e+00, float 8.000000e+00> |
| %vcvt.i = fptoui <2 x float> %mul.i to <2 x i32> |
| ret <2 x i32> %vcvt.i |
| } |
| |
| ; Combine all undefs. |
| define <2 x i32> @test10(<2 x float> %f) { |
| ; CHECK-LABEL: test10: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: mov w8, #2143289344 // =0x7fc00000 |
| ; CHECK-NEXT: dup v0.2s, w8 |
| ; CHECK-NEXT: fcvtzu v0.2s, v0.2s |
| ; CHECK-NEXT: ret |
| %mul.i = fmul <2 x float> %f, <float undef, float undef> |
| %vcvt.i = fptoui <2 x float> %mul.i to <2 x i32> |
| ret <2 x i32> %vcvt.i |
| } |
| |
| ; Combine if mix of undef and pow2. |
| define <2 x i32> @test11(<2 x float> %f) { |
| ; CHECK-LABEL: test11: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: fcvtzu v0.2s, v0.2s, #3 |
| ; CHECK-NEXT: ret |
| %mul.i = fmul <2 x float> %f, <float undef, float 8.000000e+00> |
| %vcvt.i = fptoui <2 x float> %mul.i to <2 x i32> |
| ret <2 x i32> %vcvt.i |
| } |
| |
| ; Don't combine when multiplied by 0.0. |
| define <2 x i32> @test12(<2 x float> %f) { |
| ; CHECK-LABEL: test12: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: movi d1, #0000000000000000 |
| ; CHECK-NEXT: fmul v0.2s, v0.2s, v1.2s |
| ; CHECK-NEXT: fcvtzs v0.2s, v0.2s |
| ; CHECK-NEXT: ret |
| %mul.i = fmul <2 x float> %f, <float 0.000000e+00, float 0.000000e+00> |
| %vcvt.i = fptosi <2 x float> %mul.i to <2 x i32> |
| ret <2 x i32> %vcvt.i |
| } |
| |
| ; Test which should not fold due to power of 2 out of range (i.e., 2^33). |
| define <2 x i32> @test13(<2 x float> %f) { |
| ; CHECK-LABEL: test13: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: movi v1.2s, #80, lsl #24 |
| ; CHECK-NEXT: fmul v0.2s, v0.2s, v1.2s |
| ; CHECK-NEXT: fcvtzs v0.2s, v0.2s |
| ; CHECK-NEXT: ret |
| %mul.i = fmul <2 x float> %f, <float 0x4200000000000000, float 0x4200000000000000> |
| %vcvt.i = fptosi <2 x float> %mul.i to <2 x i32> |
| ret <2 x i32> %vcvt.i |
| } |
| |
| ; Test case where const is max power of 2 (i.e., 2^32). |
| define <2 x i32> @test14(<2 x float> %f) { |
| ; CHECK-LABEL: test14: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: fcvtzs v0.2s, v0.2s, #32 |
| ; CHECK-NEXT: ret |
| %mul.i = fmul <2 x float> %f, <float 0x41F0000000000000, float 0x41F0000000000000> |
| %vcvt.i = fptosi <2 x float> %mul.i to <2 x i32> |
| ret <2 x i32> %vcvt.i |
| } |
| |
| define <3 x i32> @test_illegal_fp_to_int(<3 x float> %in) { |
| ; CHECK-LABEL: test_illegal_fp_to_int: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: fcvtzs v0.4s, v0.4s, #2 |
| ; CHECK-NEXT: ret |
| %scale = fmul <3 x float> %in, <float 4.0, float 4.0, float 4.0> |
| %val = fptosi <3 x float> %scale to <3 x i32> |
| ret <3 x i32> %val |
| } |
| |
| define <8 x i16> @test_v8f16(<8 x half> %in) { |
| ; CHECK-NO16-LABEL: test_v8f16: |
| ; CHECK-NO16: // %bb.0: |
| ; CHECK-NO16-NEXT: mov h2, v0.h[1] |
| ; CHECK-NO16-NEXT: mov h3, v0.h[4] |
| ; CHECK-NO16-NEXT: mov h4, v0.h[5] |
| ; CHECK-NO16-NEXT: mov h5, v0.h[2] |
| ; CHECK-NO16-NEXT: fcvt s6, h0 |
| ; CHECK-NO16-NEXT: mov h7, v0.h[6] |
| ; CHECK-NO16-NEXT: fmov s1, #4.00000000 |
| ; CHECK-NO16-NEXT: mov h16, v0.h[3] |
| ; CHECK-NO16-NEXT: mov h0, v0.h[7] |
| ; CHECK-NO16-NEXT: fcvt s2, h2 |
| ; CHECK-NO16-NEXT: fcvt s3, h3 |
| ; CHECK-NO16-NEXT: fcvt s4, h4 |
| ; CHECK-NO16-NEXT: fmul s6, s6, s1 |
| ; CHECK-NO16-NEXT: fcvt s5, h5 |
| ; CHECK-NO16-NEXT: fcvt s7, h7 |
| ; CHECK-NO16-NEXT: fcvt s16, h16 |
| ; CHECK-NO16-NEXT: fcvt s0, h0 |
| ; CHECK-NO16-NEXT: fmul s2, s2, s1 |
| ; CHECK-NO16-NEXT: fmul s3, s3, s1 |
| ; CHECK-NO16-NEXT: fmul s4, s4, s1 |
| ; CHECK-NO16-NEXT: fmul s5, s5, s1 |
| ; CHECK-NO16-NEXT: fcvt h6, s6 |
| ; CHECK-NO16-NEXT: fmul s7, s7, s1 |
| ; CHECK-NO16-NEXT: fmul s16, s16, s1 |
| ; CHECK-NO16-NEXT: fmul s0, s0, s1 |
| ; CHECK-NO16-NEXT: fcvt h2, s2 |
| ; CHECK-NO16-NEXT: fcvt h3, s3 |
| ; CHECK-NO16-NEXT: fcvt h4, s4 |
| ; CHECK-NO16-NEXT: fcvt h5, s5 |
| ; CHECK-NO16-NEXT: fcvt h1, s7 |
| ; CHECK-NO16-NEXT: fcvt h0, s0 |
| ; CHECK-NO16-NEXT: mov v6.h[1], v2.h[0] |
| ; CHECK-NO16-NEXT: fcvt h2, s16 |
| ; CHECK-NO16-NEXT: mov v3.h[1], v4.h[0] |
| ; CHECK-NO16-NEXT: mov v6.h[2], v5.h[0] |
| ; CHECK-NO16-NEXT: mov v3.h[2], v1.h[0] |
| ; CHECK-NO16-NEXT: mov v6.h[3], v2.h[0] |
| ; CHECK-NO16-NEXT: mov v3.h[3], v0.h[0] |
| ; CHECK-NO16-NEXT: fcvtl v1.4s, v6.4h |
| ; CHECK-NO16-NEXT: fcvtl v0.4s, v3.4h |
| ; CHECK-NO16-NEXT: fcvtzs v1.4s, v1.4s |
| ; CHECK-NO16-NEXT: fcvtzs v0.4s, v0.4s |
| ; CHECK-NO16-NEXT: uzp1 v0.8h, v1.8h, v0.8h |
| ; CHECK-NO16-NEXT: ret |
| ; |
| ; CHECK-FP16-LABEL: test_v8f16: |
| ; CHECK-FP16: // %bb.0: |
| ; CHECK-FP16-NEXT: fcvtzs v0.8h, v0.8h, #2 |
| ; CHECK-FP16-NEXT: ret |
| %scale = fmul <8 x half> %in, <half 4.0, half 4.0, half 4.0, half 4.0, half 4.0, half 4.0, half 4.0, half 4.0> |
| %val = fptosi <8 x half> %scale to <8 x i16> |
| ret <8 x i16> %val |
| } |
| |
| define <4 x i16> @test_v4f16(<4 x half> %in) { |
| ; CHECK-NO16-LABEL: test_v4f16: |
| ; CHECK-NO16: // %bb.0: |
| ; CHECK-NO16-NEXT: fmov v1.4s, #4.00000000 |
| ; CHECK-NO16-NEXT: fcvtl v0.4s, v0.4h |
| ; CHECK-NO16-NEXT: fmul v0.4s, v0.4s, v1.4s |
| ; CHECK-NO16-NEXT: fcvtn v0.4h, v0.4s |
| ; CHECK-NO16-NEXT: fcvtl v0.4s, v0.4h |
| ; CHECK-NO16-NEXT: fcvtzu v0.4s, v0.4s |
| ; CHECK-NO16-NEXT: xtn v0.4h, v0.4s |
| ; CHECK-NO16-NEXT: ret |
| ; |
| ; CHECK-FP16-LABEL: test_v4f16: |
| ; CHECK-FP16: // %bb.0: |
| ; CHECK-FP16-NEXT: fcvtzu v0.4h, v0.4h, #2 |
| ; CHECK-FP16-NEXT: ret |
| %scale = fmul <4 x half> %in, <half 4.0, half 4.0, half 4.0, half 4.0> |
| %val = fptoui <4 x half> %scale to <4 x i16> |
| ret <4 x i16> %val |
| } |
| |
| define <4 x i32> @test_v4f16_i32(<4 x half> %in) { |
| ; CHECK-NO16-LABEL: test_v4f16_i32: |
| ; CHECK-NO16: // %bb.0: |
| ; CHECK-NO16-NEXT: fmov v1.4s, #4.00000000 |
| ; CHECK-NO16-NEXT: fcvtl v0.4s, v0.4h |
| ; CHECK-NO16-NEXT: fmul v0.4s, v0.4s, v1.4s |
| ; CHECK-NO16-NEXT: fcvtn v0.4h, v0.4s |
| ; CHECK-NO16-NEXT: fcvtl v0.4s, v0.4h |
| ; CHECK-NO16-NEXT: fcvtzs v0.4s, v0.4s |
| ; CHECK-NO16-NEXT: ret |
| ; |
| ; CHECK-FP16-LABEL: test_v4f16_i32: |
| ; CHECK-FP16: // %bb.0: |
| ; CHECK-FP16-NEXT: movi v1.4h, #68, lsl #8 |
| ; CHECK-FP16-NEXT: fmul v0.4h, v0.4h, v1.4h |
| ; CHECK-FP16-NEXT: fcvtl v0.4s, v0.4h |
| ; CHECK-FP16-NEXT: fcvtzs v0.4s, v0.4s |
| ; CHECK-FP16-NEXT: ret |
| %scale = fmul <4 x half> %in, <half 4.0, half 4.0, half 4.0, half 4.0> |
| %val = fptosi <4 x half> %scale to <4 x i32> |
| ret <4 x i32> %val |
| } |
| |
| |
| declare <2 x i32> @llvm.fptosi.sat.v2i32.v2f32(<2 x float>) |
| declare <2 x i32> @llvm.fptoui.sat.v2i32.v2f32(<2 x float>) |
| declare <2 x i32> @llvm.fptosi.sat.v2i32.v2f64(<2 x double>) |
| declare <2 x i64> @llvm.fptosi.sat.v2i64.v2f64(<2 x double>) |
| declare <4 x i32> @llvm.fptosi.sat.v4i32.v4f32(<4 x float>) |
| declare <2 x i16> @llvm.fptosi.sat.v2i16.v2f32(<2 x float>) |
| declare <4 x i16> @llvm.fptosi.sat.v4i16.v4f32(<4 x float>) |
| declare <2 x i64> @llvm.fptosi.sat.v2i64.v2f32(<2 x float>) |
| declare <3 x i32> @llvm.fptosi.sat.v3i32.v3f32(<3 x float>) |
| declare <8 x i16> @llvm.fptosi.sat.v8i16.v8f16(<8 x half>) |
| declare <4 x i16> @llvm.fptoui.sat.v4i16.v4f16(<4 x half>) |
| declare <4 x i32> @llvm.fptosi.sat.v4i32.v4f16(<4 x half>) |
| declare <4 x i24> @llvm.fptoui.sat.v4i24.v4f32(<4 x float>) |
| |
| define <2 x i32> @test1_sat(<2 x float> %f) { |
| ; CHECK-LABEL: test1_sat: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: fcvtzs v0.2s, v0.2s, #4 |
| ; CHECK-NEXT: ret |
| %mul.i = fmul <2 x float> %f, <float 16.000000e+00, float 16.000000e+00> |
| %vcvt.i = call <2 x i32> @llvm.fptosi.sat.v2i32.v2f32(<2 x float> %mul.i) |
| ret <2 x i32> %vcvt.i |
| } |
| |
| define <4 x i32> @test2_sat(<4 x float> %f) { |
| ; CHECK-LABEL: test2_sat: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: fcvtzs v0.4s, v0.4s, #3 |
| ; CHECK-NEXT: ret |
| %mul.i = fmul <4 x float> %f, <float 8.000000e+00, float 8.000000e+00, float 8.000000e+00, float 8.000000e+00> |
| %vcvt.i = call <4 x i32> @llvm.fptosi.sat.v4i32.v4f32(<4 x float> %mul.i) |
| ret <4 x i32> %vcvt.i |
| } |
| |
| define <2 x i64> @test3_sat(<2 x double> %d) { |
| ; CHECK-LABEL: test3_sat: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: fcvtzs v0.2d, v0.2d, #5 |
| ; CHECK-NEXT: ret |
| %mul.i = fmul <2 x double> %d, <double 32.000000e+00, double 32.000000e+00> |
| %vcvt.i = call <2 x i64> @llvm.fptosi.sat.v2i64.v2f64(<2 x double> %mul.i) |
| ret <2 x i64> %vcvt.i |
| } |
| |
| ; Truncate double to i32 |
| define <2 x i32> @test4_sat(<2 x double> %d) { |
| ; CHECK-LABEL: test4_sat: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: fmov v1.2d, #16.00000000 |
| ; CHECK-NEXT: fmul v0.2d, v0.2d, v1.2d |
| ; CHECK-NEXT: mov d1, v0.d[1] |
| ; CHECK-NEXT: fcvtzs w8, d0 |
| ; CHECK-NEXT: fcvtzs w9, d1 |
| ; CHECK-NEXT: fmov s0, w8 |
| ; CHECK-NEXT: mov v0.s[1], w9 |
| ; CHECK-NEXT: // kill: def $d0 killed $d0 killed $q0 |
| ; CHECK-NEXT: ret |
| %mul.i = fmul <2 x double> %d, <double 16.000000e+00, double 16.000000e+00> |
| %vcvt.i = call <2 x i32> @llvm.fptosi.sat.v2i32.v2f64(<2 x double> %mul.i) |
| ret <2 x i32> %vcvt.i |
| } |
| |
| ; Truncate float to i16 |
| define <2 x i16> @test5_sat(<2 x float> %f) { |
| ; CHECK-LABEL: test5_sat: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: movi v1.2s, #127, msl #8 |
| ; CHECK-NEXT: fcvtzs v0.2s, v0.2s, #4 |
| ; CHECK-NEXT: smin v0.2s, v0.2s, v1.2s |
| ; CHECK-NEXT: mvni v1.2s, #127, msl #8 |
| ; CHECK-NEXT: smax v0.2s, v0.2s, v1.2s |
| ; CHECK-NEXT: ret |
| %mul.i = fmul <2 x float> %f, <float 16.000000e+00, float 16.000000e+00> |
| %vcvt.i = call <2 x i16> @llvm.fptosi.sat.v2i16.v2f32(<2 x float> %mul.i) |
| ret <2 x i16> %vcvt.i |
| } |
| |
| ; Truncate float to i16 |
| define <4 x i16> @test5l_sat(<4 x float> %f) { |
| ; CHECK-LABEL: test5l_sat: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: fcvtzs v0.4s, v0.4s, #4 |
| ; CHECK-NEXT: sqxtn v0.4h, v0.4s |
| ; CHECK-NEXT: ret |
| %mul.i = fmul <4 x float> %f, <float 16.000000e+00, float 16.000000e+00, float 16.000000e+00, float 16.000000e+00> |
| %vcvt.i = call <4 x i16> @llvm.fptosi.sat.v4i16.v4f32(<4 x float> %mul.i) |
| ret <4 x i16> %vcvt.i |
| } |
| |
| ; Don't convert float to i64 |
| define <2 x i64> @test6_sat(<2 x float> %f) { |
| ; CHECK-LABEL: test6_sat: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: fmov v1.2s, #16.00000000 |
| ; CHECK-NEXT: fmul v0.2s, v0.2s, v1.2s |
| ; CHECK-NEXT: mov s1, v0.s[1] |
| ; CHECK-NEXT: fcvtzs x8, s0 |
| ; CHECK-NEXT: fcvtzs x9, s1 |
| ; CHECK-NEXT: fmov d0, x8 |
| ; CHECK-NEXT: mov v0.d[1], x9 |
| ; CHECK-NEXT: ret |
| %mul.i = fmul <2 x float> %f, <float 16.000000e+00, float 16.000000e+00> |
| %vcvt.i = call <2 x i64> @llvm.fptosi.sat.v2i64.v2f32(<2 x float> %mul.i) |
| ret <2 x i64> %vcvt.i |
| } |
| |
| define <2 x i32> @test7_sat(<2 x float> %f) { |
| ; CHECK-LABEL: test7_sat: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: fcvtzu v0.2s, v0.2s, #4 |
| ; CHECK-NEXT: ret |
| %mul.i = fmul <2 x float> %f, <float 16.000000e+00, float 16.000000e+00> |
| %vcvt.i = call <2 x i32> @llvm.fptoui.sat.v2i32.v2f32(<2 x float> %mul.i) |
| ret <2 x i32> %vcvt.i |
| } |
| |
| ; Test which should not fold due to non-power of 2. |
| define <2 x i32> @test8_sat(<2 x float> %f) { |
| ; CHECK-LABEL: test8_sat: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: fmov v1.2s, #17.00000000 |
| ; CHECK-NEXT: fmul v0.2s, v0.2s, v1.2s |
| ; CHECK-NEXT: fcvtzu v0.2s, v0.2s |
| ; CHECK-NEXT: ret |
| %mul.i = fmul <2 x float> %f, <float 17.000000e+00, float 17.000000e+00> |
| %vcvt.i = call <2 x i32> @llvm.fptoui.sat.v2i32.v2f32(<2 x float> %mul.i) |
| ret <2 x i32> %vcvt.i |
| } |
| |
| ; Test which should not fold due to non-matching power of 2. |
| define <2 x i32> @test9_sat(<2 x float> %f) { |
| ; CHECK-LABEL: test9_sat: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: adrp x8, .LCPI27_0 |
| ; CHECK-NEXT: ldr d1, [x8, :lo12:.LCPI27_0] |
| ; CHECK-NEXT: fmul v0.2s, v0.2s, v1.2s |
| ; CHECK-NEXT: fcvtzu v0.2s, v0.2s |
| ; CHECK-NEXT: ret |
| %mul.i = fmul <2 x float> %f, <float 16.000000e+00, float 8.000000e+00> |
| %vcvt.i = call <2 x i32> @llvm.fptoui.sat.v2i32.v2f32(<2 x float> %mul.i) |
| ret <2 x i32> %vcvt.i |
| } |
| |
| ; Combine all undefs. |
| define <2 x i32> @test10_sat(<2 x float> %f) { |
| ; CHECK-LABEL: test10_sat: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: mov w8, #2143289344 // =0x7fc00000 |
| ; CHECK-NEXT: dup v0.2s, w8 |
| ; CHECK-NEXT: fcvtzu v0.2s, v0.2s |
| ; CHECK-NEXT: ret |
| %mul.i = fmul <2 x float> %f, <float undef, float undef> |
| %vcvt.i = call <2 x i32> @llvm.fptoui.sat.v2i32.v2f32(<2 x float> %mul.i) |
| ret <2 x i32> %vcvt.i |
| } |
| |
| ; Combine if mix of undef and pow2. |
| define <2 x i32> @test11_sat(<2 x float> %f) { |
| ; CHECK-LABEL: test11_sat: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: fcvtzu v0.2s, v0.2s, #3 |
| ; CHECK-NEXT: ret |
| %mul.i = fmul <2 x float> %f, <float undef, float 8.000000e+00> |
| %vcvt.i = call <2 x i32> @llvm.fptoui.sat.v2i32.v2f32(<2 x float> %mul.i) |
| ret <2 x i32> %vcvt.i |
| } |
| |
| ; Don't combine when multiplied by 0.0. |
| define <2 x i32> @test12_sat(<2 x float> %f) { |
| ; CHECK-LABEL: test12_sat: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: movi d1, #0000000000000000 |
| ; CHECK-NEXT: fmul v0.2s, v0.2s, v1.2s |
| ; CHECK-NEXT: fcvtzs v0.2s, v0.2s |
| ; CHECK-NEXT: ret |
| %mul.i = fmul <2 x float> %f, <float 0.000000e+00, float 0.000000e+00> |
| %vcvt.i = call <2 x i32> @llvm.fptosi.sat.v2i32.v2f32(<2 x float> %mul.i) |
| ret <2 x i32> %vcvt.i |
| } |
| |
| ; Test which should not fold due to power of 2 out of range (i.e., 2^33). |
| define <2 x i32> @test13_sat(<2 x float> %f) { |
| ; CHECK-LABEL: test13_sat: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: movi v1.2s, #80, lsl #24 |
| ; CHECK-NEXT: fmul v0.2s, v0.2s, v1.2s |
| ; CHECK-NEXT: fcvtzs v0.2s, v0.2s |
| ; CHECK-NEXT: ret |
| %mul.i = fmul <2 x float> %f, <float 0x4200000000000000, float 0x4200000000000000> |
| %vcvt.i = call <2 x i32> @llvm.fptosi.sat.v2i32.v2f32(<2 x float> %mul.i) |
| ret <2 x i32> %vcvt.i |
| } |
| |
| ; Test case where const is max power of 2 (i.e., 2^32). |
| define <2 x i32> @test14_sat(<2 x float> %f) { |
| ; CHECK-LABEL: test14_sat: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: fcvtzs v0.2s, v0.2s, #32 |
| ; CHECK-NEXT: ret |
| %mul.i = fmul <2 x float> %f, <float 0x41F0000000000000, float 0x41F0000000000000> |
| %vcvt.i = call <2 x i32> @llvm.fptosi.sat.v2i32.v2f32(<2 x float> %mul.i) |
| ret <2 x i32> %vcvt.i |
| } |
| |
| define <3 x i32> @test_illegal_fp_to_int_sat_sat(<3 x float> %in) { |
| ; CHECK-LABEL: test_illegal_fp_to_int_sat_sat: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: fcvtzs v0.4s, v0.4s, #2 |
| ; CHECK-NEXT: ret |
| %mul.i = fmul <3 x float> %in, <float 4.0, float 4.0, float 4.0> |
| %vcvt.i = call <3 x i32> @llvm.fptosi.sat.v3i32.v3f32(<3 x float> %mul.i) |
| ret <3 x i32> %vcvt.i |
| } |
| |
| define <8 x i16> @test_v8f16_sat(<8 x half> %in) { |
| ; CHECK-NO16-LABEL: test_v8f16_sat: |
| ; CHECK-NO16: // %bb.0: |
| ; CHECK-NO16-NEXT: mov h2, v0.h[4] |
| ; CHECK-NO16-NEXT: mov h3, v0.h[5] |
| ; CHECK-NO16-NEXT: mov w8, #32767 // =0x7fff |
| ; CHECK-NO16-NEXT: mov h4, v0.h[6] |
| ; CHECK-NO16-NEXT: fmov s1, #4.00000000 |
| ; CHECK-NO16-NEXT: mov w11, #-32768 // =0xffff8000 |
| ; CHECK-NO16-NEXT: mov h5, v0.h[7] |
| ; CHECK-NO16-NEXT: mov h6, v0.h[1] |
| ; CHECK-NO16-NEXT: mov h7, v0.h[2] |
| ; CHECK-NO16-NEXT: fcvt s16, h0 |
| ; CHECK-NO16-NEXT: mov h0, v0.h[3] |
| ; CHECK-NO16-NEXT: fcvt s2, h2 |
| ; CHECK-NO16-NEXT: fcvt s3, h3 |
| ; CHECK-NO16-NEXT: fcvt s4, h4 |
| ; CHECK-NO16-NEXT: fcvt s5, h5 |
| ; CHECK-NO16-NEXT: fcvt s6, h6 |
| ; CHECK-NO16-NEXT: fmul s2, s2, s1 |
| ; CHECK-NO16-NEXT: fmul s3, s3, s1 |
| ; CHECK-NO16-NEXT: fmul s4, s4, s1 |
| ; CHECK-NO16-NEXT: fmul s5, s5, s1 |
| ; CHECK-NO16-NEXT: fmul s6, s6, s1 |
| ; CHECK-NO16-NEXT: fcvt h2, s2 |
| ; CHECK-NO16-NEXT: fcvt h3, s3 |
| ; CHECK-NO16-NEXT: fcvt h4, s4 |
| ; CHECK-NO16-NEXT: fcvt h5, s5 |
| ; CHECK-NO16-NEXT: fcvt h6, s6 |
| ; CHECK-NO16-NEXT: mov v2.h[1], v3.h[0] |
| ; CHECK-NO16-NEXT: fcvt s3, h7 |
| ; CHECK-NO16-NEXT: fmul s7, s16, s1 |
| ; CHECK-NO16-NEXT: mov v2.h[2], v4.h[0] |
| ; CHECK-NO16-NEXT: fcvt s4, h0 |
| ; CHECK-NO16-NEXT: fmul s3, s3, s1 |
| ; CHECK-NO16-NEXT: fcvt h0, s7 |
| ; CHECK-NO16-NEXT: mov v2.h[3], v5.h[0] |
| ; CHECK-NO16-NEXT: fmul s1, s4, s1 |
| ; CHECK-NO16-NEXT: fcvt h3, s3 |
| ; CHECK-NO16-NEXT: mov v0.h[1], v6.h[0] |
| ; CHECK-NO16-NEXT: fcvtl v2.4s, v2.4h |
| ; CHECK-NO16-NEXT: fcvt h1, s1 |
| ; CHECK-NO16-NEXT: mov v0.h[2], v3.h[0] |
| ; CHECK-NO16-NEXT: mov s4, v2.s[1] |
| ; CHECK-NO16-NEXT: fcvtzs w10, s2 |
| ; CHECK-NO16-NEXT: mov v0.h[3], v1.h[0] |
| ; CHECK-NO16-NEXT: mov s1, v2.s[2] |
| ; CHECK-NO16-NEXT: mov s2, v2.s[3] |
| ; CHECK-NO16-NEXT: fcvtzs w9, s4 |
| ; CHECK-NO16-NEXT: fcvtl v0.4s, v0.4h |
| ; CHECK-NO16-NEXT: fcvtzs w12, s1 |
| ; CHECK-NO16-NEXT: fcvtzs w13, s2 |
| ; CHECK-NO16-NEXT: cmp w9, w8 |
| ; CHECK-NO16-NEXT: csel w9, w9, w8, lt |
| ; CHECK-NO16-NEXT: mov s1, v0.s[1] |
| ; CHECK-NO16-NEXT: fcvtzs w15, s0 |
| ; CHECK-NO16-NEXT: cmn w9, #8, lsl #12 // =32768 |
| ; CHECK-NO16-NEXT: csel w9, w9, w11, gt |
| ; CHECK-NO16-NEXT: cmp w10, w8 |
| ; CHECK-NO16-NEXT: csel w10, w10, w8, lt |
| ; CHECK-NO16-NEXT: cmn w10, #8, lsl #12 // =32768 |
| ; CHECK-NO16-NEXT: fcvtzs w14, s1 |
| ; CHECK-NO16-NEXT: mov s1, v0.s[2] |
| ; CHECK-NO16-NEXT: csel w10, w10, w11, gt |
| ; CHECK-NO16-NEXT: cmp w12, w8 |
| ; CHECK-NO16-NEXT: mov s0, v0.s[3] |
| ; CHECK-NO16-NEXT: csel w12, w12, w8, lt |
| ; CHECK-NO16-NEXT: cmn w12, #8, lsl #12 // =32768 |
| ; CHECK-NO16-NEXT: csel w12, w12, w11, gt |
| ; CHECK-NO16-NEXT: cmp w13, w8 |
| ; CHECK-NO16-NEXT: fcvtzs w16, s1 |
| ; CHECK-NO16-NEXT: csel w13, w13, w8, lt |
| ; CHECK-NO16-NEXT: fmov s1, w10 |
| ; CHECK-NO16-NEXT: cmn w13, #8, lsl #12 // =32768 |
| ; CHECK-NO16-NEXT: csel w13, w13, w11, gt |
| ; CHECK-NO16-NEXT: cmp w14, w8 |
| ; CHECK-NO16-NEXT: csel w14, w14, w8, lt |
| ; CHECK-NO16-NEXT: mov v1.s[1], w9 |
| ; CHECK-NO16-NEXT: fcvtzs w9, s0 |
| ; CHECK-NO16-NEXT: cmn w14, #8, lsl #12 // =32768 |
| ; CHECK-NO16-NEXT: csel w14, w14, w11, gt |
| ; CHECK-NO16-NEXT: cmp w15, w8 |
| ; CHECK-NO16-NEXT: csel w15, w15, w8, lt |
| ; CHECK-NO16-NEXT: cmn w15, #8, lsl #12 // =32768 |
| ; CHECK-NO16-NEXT: mov v1.s[2], w12 |
| ; CHECK-NO16-NEXT: csel w10, w15, w11, gt |
| ; CHECK-NO16-NEXT: cmp w16, w8 |
| ; CHECK-NO16-NEXT: fmov s2, w10 |
| ; CHECK-NO16-NEXT: csel w10, w16, w8, lt |
| ; CHECK-NO16-NEXT: cmn w10, #8, lsl #12 // =32768 |
| ; CHECK-NO16-NEXT: csel w10, w10, w11, gt |
| ; CHECK-NO16-NEXT: cmp w9, w8 |
| ; CHECK-NO16-NEXT: mov v1.s[3], w13 |
| ; CHECK-NO16-NEXT: mov v2.s[1], w14 |
| ; CHECK-NO16-NEXT: csel w8, w9, w8, lt |
| ; CHECK-NO16-NEXT: cmn w8, #8, lsl #12 // =32768 |
| ; CHECK-NO16-NEXT: csel w8, w8, w11, gt |
| ; CHECK-NO16-NEXT: mov v2.s[2], w10 |
| ; CHECK-NO16-NEXT: mov v2.s[3], w8 |
| ; CHECK-NO16-NEXT: uzp1 v0.8h, v2.8h, v1.8h |
| ; CHECK-NO16-NEXT: ret |
| ; |
| ; CHECK-FP16-LABEL: test_v8f16_sat: |
| ; CHECK-FP16: // %bb.0: |
| ; CHECK-FP16-NEXT: fcvtzs v0.8h, v0.8h, #2 |
| ; CHECK-FP16-NEXT: ret |
| %mul.i = fmul <8 x half> %in, <half 4.0, half 4.0, half 4.0, half 4.0, half 4.0, half 4.0, half 4.0, half 4.0> |
| %val = call <8 x i16> @llvm.fptosi.sat.v8i16.v8f16(<8 x half> %mul.i) |
| ret <8 x i16> %val |
| } |
| |
| define <4 x i16> @test_v4f16_sat(<4 x half> %in) { |
| ; CHECK-NO16-LABEL: test_v4f16_sat: |
| ; CHECK-NO16: // %bb.0: |
| ; CHECK-NO16-NEXT: fmov v1.4s, #4.00000000 |
| ; CHECK-NO16-NEXT: fcvtl v0.4s, v0.4h |
| ; CHECK-NO16-NEXT: fmul v0.4s, v0.4s, v1.4s |
| ; CHECK-NO16-NEXT: fcvtn v0.4h, v0.4s |
| ; CHECK-NO16-NEXT: fcvtl v0.4s, v0.4h |
| ; CHECK-NO16-NEXT: fcvtzu v0.4s, v0.4s |
| ; CHECK-NO16-NEXT: uqxtn v0.4h, v0.4s |
| ; CHECK-NO16-NEXT: ret |
| ; |
| ; CHECK-FP16-LABEL: test_v4f16_sat: |
| ; CHECK-FP16: // %bb.0: |
| ; CHECK-FP16-NEXT: fcvtzu v0.4h, v0.4h, #2 |
| ; CHECK-FP16-NEXT: ret |
| %mul.i = fmul <4 x half> %in, <half 4.0, half 4.0, half 4.0, half 4.0> |
| %val = call <4 x i16> @llvm.fptoui.sat.v4i16.v4f16(<4 x half> %mul.i) |
| ret <4 x i16> %val |
| } |
| |
| define <4 x i32> @test_v4f16_i32_sat(<4 x half> %in) { |
| ; CHECK-NO16-LABEL: test_v4f16_i32_sat: |
| ; CHECK-NO16: // %bb.0: |
| ; CHECK-NO16-NEXT: fmov v1.4s, #4.00000000 |
| ; CHECK-NO16-NEXT: fcvtl v0.4s, v0.4h |
| ; CHECK-NO16-NEXT: fmul v0.4s, v0.4s, v1.4s |
| ; CHECK-NO16-NEXT: fcvtn v0.4h, v0.4s |
| ; CHECK-NO16-NEXT: fcvtl v0.4s, v0.4h |
| ; CHECK-NO16-NEXT: fcvtzs v0.4s, v0.4s |
| ; CHECK-NO16-NEXT: ret |
| ; |
| ; CHECK-FP16-LABEL: test_v4f16_i32_sat: |
| ; CHECK-FP16: // %bb.0: |
| ; CHECK-FP16-NEXT: movi v1.4h, #68, lsl #8 |
| ; CHECK-FP16-NEXT: fmul v0.4h, v0.4h, v1.4h |
| ; CHECK-FP16-NEXT: fcvtl v0.4s, v0.4h |
| ; CHECK-FP16-NEXT: fcvtzs v0.4s, v0.4s |
| ; CHECK-FP16-NEXT: ret |
| %mul.i = fmul <4 x half> %in, <half 4.0, half 4.0, half 4.0, half 4.0> |
| %val = call <4 x i32> @llvm.fptosi.sat.v4i32.v4f16(<4 x half> %mul.i) |
| ret <4 x i32> %val |
| } |
| |
| define <4 x i32> @test_extrasat(<4 x float> %f) { |
| ; CHECK-LABEL: test_extrasat: |
| ; CHECK: // %bb.0: |
| ; CHECK-NEXT: movi v1.2d, #0xffffff00ffffff |
| ; CHECK-NEXT: fcvtzu v0.4s, v0.4s, #3 |
| ; CHECK-NEXT: umin v0.4s, v0.4s, v1.4s |
| ; CHECK-NEXT: ret |
| %mul.i = fmul <4 x float> %f, <float 8.000000e+00, float 8.000000e+00, float 8.000000e+00, float 8.000000e+00> |
| %vcvt.i = call <4 x i24> @llvm.fptoui.sat.v4i24.v4f32(<4 x float> %mul.i) |
| %t = zext <4 x i24> %vcvt.i to <4 x i32> |
| ret <4 x i32> %t |
| } |