File: sve-streaming-mode-fixed-length-fp-convert.ll

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llvm-toolchain-19 1%3A19.1.7-3
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -mattr=+sve -force-streaming-compatible  < %s | FileCheck %s
; RUN: llc -mattr=+sme -force-streaming  < %s | FileCheck %s
; RUN: llc -force-streaming-compatible < %s | FileCheck %s --check-prefix=NONEON-NOSVE

target triple = "aarch64-unknown-linux-gnu"

; Ensure we don't crash when trying to combine fp<->int conversions
define void @fp_convert_combine_crash(ptr %a, ptr %b) {
; CHECK-LABEL: fp_convert_combine_crash:
; CHECK:       // %bb.0:
; CHECK-NEXT:    fmov z0.s, #8.00000000
; CHECK-NEXT:    ldp q1, q2, [x0]
; CHECK-NEXT:    ptrue p0.s, vl4
; CHECK-NEXT:    fmul z1.s, p0/m, z1.s, z0.s
; CHECK-NEXT:    fmul z0.s, p0/m, z0.s, z2.s
; CHECK-NEXT:    fcvtzs z1.s, p0/m, z1.s
; CHECK-NEXT:    fcvtzs z0.s, p0/m, z0.s
; CHECK-NEXT:    stp q1, q0, [x1]
; CHECK-NEXT:    ret
;
; NONEON-NOSVE-LABEL: fp_convert_combine_crash:
; NONEON-NOSVE:       // %bb.0:
; NONEON-NOSVE-NEXT:    ldp q0, q1, [x0]
; NONEON-NOSVE-NEXT:    stp q0, q1, [sp, #-64]!
; NONEON-NOSVE-NEXT:    .cfi_def_cfa_offset 64
; NONEON-NOSVE-NEXT:    ldp s1, s0, [sp, #24]
; NONEON-NOSVE-NEXT:    fcvtzs w8, s0, #3
; NONEON-NOSVE-NEXT:    ldp s0, s2, [sp, #16]
; NONEON-NOSVE-NEXT:    fcvtzs w9, s1, #3
; NONEON-NOSVE-NEXT:    fcvtzs w10, s2, #3
; NONEON-NOSVE-NEXT:    fcvtzs w11, s0, #3
; NONEON-NOSVE-NEXT:    ldp s2, s1, [sp, #8]
; NONEON-NOSVE-NEXT:    ldp s0, s3, [sp]
; NONEON-NOSVE-NEXT:    stp w9, w8, [sp, #56]
; NONEON-NOSVE-NEXT:    fcvtzs w12, s1, #3
; NONEON-NOSVE-NEXT:    fcvtzs w8, s2, #3
; NONEON-NOSVE-NEXT:    stp w11, w10, [sp, #48]
; NONEON-NOSVE-NEXT:    fcvtzs w9, s3, #3
; NONEON-NOSVE-NEXT:    fcvtzs w10, s0, #3
; NONEON-NOSVE-NEXT:    stp w8, w12, [sp, #40]
; NONEON-NOSVE-NEXT:    stp w10, w9, [sp, #32]
; NONEON-NOSVE-NEXT:    ldp q0, q1, [sp, #32]
; NONEON-NOSVE-NEXT:    stp q0, q1, [x1]
; NONEON-NOSVE-NEXT:    add sp, sp, #64
; NONEON-NOSVE-NEXT:    ret
  %f = load <8 x float>, ptr %a
  %mul.i = fmul <8 x float> %f, <float 8.000000e+00, float 8.000000e+00, float 8.000000e+00, float 8.000000e+00,
                                 float 8.000000e+00, float 8.000000e+00, float 8.000000e+00, float 8.000000e+00>
  %vcvt.i = fptosi <8 x float> %mul.i to <8 x i32>
  store <8 x i32> %vcvt.i, ptr %b
  ret void
}