derek.holloway
7502bf64a4
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138 lines
5.8 KiB
LLVM
138 lines
5.8 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s | FileCheck %s
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target triple = "aarch64-unknown-linux-gnu"
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; Ensure we don't attempt to combine into an extending fp128 load.
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define void @fcvt_v4f64_v4f128(ptr %a, ptr %b) vscale_range(2,0) #0 {
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; CHECK-LABEL: fcvt_v4f64_v4f128:
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; CHECK: // %bb.0:
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; CHECK-NEXT: str x29, [sp, #-32]! // 8-byte Folded Spill
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; CHECK-NEXT: stp x30, x19, [sp, #16] // 16-byte Folded Spill
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; CHECK-NEXT: sub sp, sp, #48
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; CHECK-NEXT: addvl sp, sp, #-2
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; CHECK-NEXT: ptrue p0.d, vl4
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; CHECK-NEXT: add x8, sp, #48
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; CHECK-NEXT: mov x19, x1
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; CHECK-NEXT: ld1d { z0.d }, p0/z, [x0]
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; CHECK-NEXT: str z0, [x8, #1, mul vl] // 16-byte Folded Spill
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; CHECK-NEXT: ext z0.b, z0.b, z0.b, #16
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; CHECK-NEXT: str z0, [x8] // 16-byte Folded Spill
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; CHECK-NEXT: // kill: def $d0 killed $d0 killed $z0
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; CHECK-NEXT: bl __extenddftf2
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; CHECK-NEXT: add x8, sp, #48
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; CHECK-NEXT: str q0, [sp, #32] // 16-byte Spill
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; CHECK-NEXT: ldr z1, [x8] // 16-byte Folded Reload
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; CHECK-NEXT: mov d1, v1.d[1]
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; CHECK-NEXT: fmov d0, d1
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; CHECK-NEXT: bl __extenddftf2
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; CHECK-NEXT: add x8, sp, #48
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; CHECK-NEXT: str q0, [sp, #16] // 16-byte Spill
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; CHECK-NEXT: ldr z0, [x8, #1, mul vl] // 16-byte Folded Reload
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; CHECK-NEXT: // kill: def $d0 killed $d0 killed $z0
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; CHECK-NEXT: bl __extenddftf2
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; CHECK-NEXT: add x8, sp, #48
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; CHECK-NEXT: str q0, [sp] // 16-byte Spill
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; CHECK-NEXT: ldr z1, [x8, #1, mul vl] // 16-byte Folded Reload
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; CHECK-NEXT: mov d1, v1.d[1]
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; CHECK-NEXT: fmov d0, d1
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; CHECK-NEXT: bl __extenddftf2
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; CHECK-NEXT: ldr q1, [sp] // 16-byte Reload
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; CHECK-NEXT: stp q1, q0, [x19]
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; CHECK-NEXT: ldp q1, q0, [sp, #16] // 32-byte Folded Reload
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; CHECK-NEXT: stp q0, q1, [x19, #32]
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; CHECK-NEXT: addvl sp, sp, #2
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; CHECK-NEXT: add sp, sp, #48
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; CHECK-NEXT: ldp x30, x19, [sp, #16] // 16-byte Folded Reload
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; CHECK-NEXT: ldr x29, [sp], #32 // 8-byte Folded Reload
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; CHECK-NEXT: ret
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%op1 = load <4 x double>, ptr %a
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%res = fpext <4 x double> %op1 to <4 x fp128>
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store <4 x fp128> %res, ptr %b
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ret void
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}
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; Ensure we don't attempt to combine into a truncating fp128 store.
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define void @fcvt_v4f128_v4f64(ptr %a, ptr %b) vscale_range(2,0) #0 {
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; CHECK-LABEL: fcvt_v4f128_v4f64:
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; CHECK: // %bb.0:
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; CHECK-NEXT: str x29, [sp, #-32]! // 8-byte Folded Spill
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; CHECK-NEXT: stp x30, x19, [sp, #16] // 16-byte Folded Spill
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; CHECK-NEXT: sub sp, sp, #128
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; CHECK-NEXT: addvl sp, sp, #-2
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; CHECK-NEXT: ldp q1, q0, [x0, #64]
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; CHECK-NEXT: mov x19, x1
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; CHECK-NEXT: stp q0, q1, [sp, #96] // 32-byte Folded Spill
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; CHECK-NEXT: ldp q1, q0, [x0, #96]
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; CHECK-NEXT: stp q0, q1, [sp, #64] // 32-byte Folded Spill
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; CHECK-NEXT: ldp q1, q0, [x0]
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; CHECK-NEXT: stp q0, q1, [sp, #32] // 32-byte Folded Spill
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; CHECK-NEXT: ldp q1, q0, [x0, #32]
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; CHECK-NEXT: str q1, [sp, #16] // 16-byte Spill
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; CHECK-NEXT: bl __trunctfdf2
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; CHECK-NEXT: // kill: def $d0 killed $d0 def $q0
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; CHECK-NEXT: str q0, [sp] // 16-byte Spill
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; CHECK-NEXT: ldr q0, [sp, #16] // 16-byte Reload
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; CHECK-NEXT: bl __trunctfdf2
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; CHECK-NEXT: ldr q1, [sp] // 16-byte Reload
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; CHECK-NEXT: // kill: def $d0 killed $d0 def $z0
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; CHECK-NEXT: add x8, sp, #128
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; CHECK-NEXT: mov v0.d[1], v1.d[0]
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; CHECK-NEXT: str z0, [x8, #1, mul vl] // 16-byte Folded Spill
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; CHECK-NEXT: ldr q0, [sp, #32] // 16-byte Reload
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; CHECK-NEXT: bl __trunctfdf2
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; CHECK-NEXT: // kill: def $d0 killed $d0 def $q0
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; CHECK-NEXT: str q0, [sp, #32] // 16-byte Spill
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; CHECK-NEXT: ldr q0, [sp, #48] // 16-byte Reload
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; CHECK-NEXT: bl __trunctfdf2
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; CHECK-NEXT: ldr q1, [sp, #32] // 16-byte Reload
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; CHECK-NEXT: // kill: def $d0 killed $d0 def $z0
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; CHECK-NEXT: add x8, sp, #128
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; CHECK-NEXT: ptrue p0.d, vl2
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; CHECK-NEXT: mov v0.d[1], v1.d[0]
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; CHECK-NEXT: ldr z1, [x8, #1, mul vl] // 16-byte Folded Reload
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; CHECK-NEXT: splice z0.d, p0, z0.d, z1.d
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; CHECK-NEXT: str z0, [x8, #1, mul vl] // 16-byte Folded Spill
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; CHECK-NEXT: ldr q0, [sp, #64] // 16-byte Reload
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; CHECK-NEXT: bl __trunctfdf2
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; CHECK-NEXT: // kill: def $d0 killed $d0 def $q0
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; CHECK-NEXT: str q0, [sp, #64] // 16-byte Spill
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; CHECK-NEXT: ldr q0, [sp, #80] // 16-byte Reload
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; CHECK-NEXT: bl __trunctfdf2
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; CHECK-NEXT: ldr q1, [sp, #64] // 16-byte Reload
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; CHECK-NEXT: // kill: def $d0 killed $d0 def $z0
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; CHECK-NEXT: add x8, sp, #128
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; CHECK-NEXT: mov v0.d[1], v1.d[0]
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; CHECK-NEXT: str z0, [x8] // 16-byte Folded Spill
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; CHECK-NEXT: ldr q0, [sp, #96] // 16-byte Reload
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; CHECK-NEXT: bl __trunctfdf2
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; CHECK-NEXT: // kill: def $d0 killed $d0 def $q0
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; CHECK-NEXT: str q0, [sp, #96] // 16-byte Spill
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; CHECK-NEXT: ldr q0, [sp, #112] // 16-byte Reload
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; CHECK-NEXT: bl __trunctfdf2
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; CHECK-NEXT: ldr q1, [sp, #96] // 16-byte Reload
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; CHECK-NEXT: // kill: def $d0 killed $d0 def $z0
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; CHECK-NEXT: add x8, sp, #128
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; CHECK-NEXT: ptrue p0.d, vl2
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; CHECK-NEXT: mov v0.d[1], v1.d[0]
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; CHECK-NEXT: ldr z1, [x8] // 16-byte Folded Reload
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; CHECK-NEXT: mov x8, #4 // =0x4
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; CHECK-NEXT: splice z0.d, p0, z0.d, z1.d
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; CHECK-NEXT: ptrue p0.d, vl4
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; CHECK-NEXT: st1d { z0.d }, p0, [x19, x8, lsl #3]
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; CHECK-NEXT: add x8, sp, #128
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; CHECK-NEXT: ldr z0, [x8, #1, mul vl] // 16-byte Folded Reload
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; CHECK-NEXT: st1d { z0.d }, p0, [x19]
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; CHECK-NEXT: addvl sp, sp, #2
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; CHECK-NEXT: add sp, sp, #128
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; CHECK-NEXT: ldp x30, x19, [sp, #16] // 16-byte Folded Reload
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; CHECK-NEXT: ldr x29, [sp], #32 // 8-byte Folded Reload
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; CHECK-NEXT: ret
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%op1 = load <8 x fp128>, ptr %a
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%res = fptrunc <8 x fp128> %op1 to <8 x double>
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store <8 x double> %res, ptr %b
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ret void
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}
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attributes #0 = { nounwind "target-features"="+sve" }
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