forked from OSchip/llvm-project
360 lines
17 KiB
LLVM
360 lines
17 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
|
|
; RUN: llc -fast-isel=true -global-isel=false -fast-isel-abort=0 -mtriple=aarch64-linux-gnu -mattr=+sme < %s \
|
|
; RUN: | FileCheck %s --check-prefixes=CHECK-COMMON,CHECK-FISEL
|
|
; RUN: llc -fast-isel=false -global-isel=true -global-isel-abort=0 -mtriple=aarch64-linux-gnu -mattr=+sme < %s \
|
|
; RUN: | FileCheck %s --check-prefixes=CHECK-COMMON,CHECK-GISEL
|
|
|
|
|
|
declare double @streaming_callee(double) "aarch64_pstate_sm_enabled"
|
|
declare double @normal_callee(double)
|
|
|
|
define double @nonstreaming_caller_streaming_callee(double %x) nounwind noinline optnone {
|
|
; CHECK-FISEL-LABEL: nonstreaming_caller_streaming_callee:
|
|
; CHECK-FISEL: // %bb.0: // %entry
|
|
; CHECK-FISEL-NEXT: sub sp, sp, #96
|
|
; CHECK-FISEL-NEXT: stp d15, d14, [sp, #16] // 16-byte Folded Spill
|
|
; CHECK-FISEL-NEXT: stp d13, d12, [sp, #32] // 16-byte Folded Spill
|
|
; CHECK-FISEL-NEXT: stp d11, d10, [sp, #48] // 16-byte Folded Spill
|
|
; CHECK-FISEL-NEXT: stp d9, d8, [sp, #64] // 16-byte Folded Spill
|
|
; CHECK-FISEL-NEXT: str x30, [sp, #80] // 8-byte Folded Spill
|
|
; CHECK-FISEL-NEXT: str d0, [sp, #8] // 8-byte Folded Spill
|
|
; CHECK-FISEL-NEXT: smstart sm
|
|
; CHECK-FISEL-NEXT: ldr d0, [sp, #8] // 8-byte Folded Reload
|
|
; CHECK-FISEL-NEXT: bl streaming_callee
|
|
; CHECK-FISEL-NEXT: str d0, [sp, #88] // 8-byte Folded Spill
|
|
; CHECK-FISEL-NEXT: smstop sm
|
|
; CHECK-FISEL-NEXT: adrp x8, .LCPI0_0
|
|
; CHECK-FISEL-NEXT: ldr d0, [x8, :lo12:.LCPI0_0]
|
|
; CHECK-FISEL-NEXT: ldr d1, [sp, #88] // 8-byte Folded Reload
|
|
; CHECK-FISEL-NEXT: fadd d0, d1, d0
|
|
; CHECK-FISEL-NEXT: ldr x30, [sp, #80] // 8-byte Folded Reload
|
|
; CHECK-FISEL-NEXT: ldp d9, d8, [sp, #64] // 16-byte Folded Reload
|
|
; CHECK-FISEL-NEXT: ldp d11, d10, [sp, #48] // 16-byte Folded Reload
|
|
; CHECK-FISEL-NEXT: ldp d13, d12, [sp, #32] // 16-byte Folded Reload
|
|
; CHECK-FISEL-NEXT: ldp d15, d14, [sp, #16] // 16-byte Folded Reload
|
|
; CHECK-FISEL-NEXT: add sp, sp, #96
|
|
; CHECK-FISEL-NEXT: ret
|
|
;
|
|
; CHECK-GISEL-LABEL: nonstreaming_caller_streaming_callee:
|
|
; CHECK-GISEL: // %bb.0: // %entry
|
|
; CHECK-GISEL-NEXT: sub sp, sp, #96
|
|
; CHECK-GISEL-NEXT: stp d15, d14, [sp, #16] // 16-byte Folded Spill
|
|
; CHECK-GISEL-NEXT: stp d13, d12, [sp, #32] // 16-byte Folded Spill
|
|
; CHECK-GISEL-NEXT: stp d11, d10, [sp, #48] // 16-byte Folded Spill
|
|
; CHECK-GISEL-NEXT: stp d9, d8, [sp, #64] // 16-byte Folded Spill
|
|
; CHECK-GISEL-NEXT: str x30, [sp, #80] // 8-byte Folded Spill
|
|
; CHECK-GISEL-NEXT: str d0, [sp, #8] // 8-byte Folded Spill
|
|
; CHECK-GISEL-NEXT: smstart sm
|
|
; CHECK-GISEL-NEXT: ldr d0, [sp, #8] // 8-byte Folded Reload
|
|
; CHECK-GISEL-NEXT: bl streaming_callee
|
|
; CHECK-GISEL-NEXT: str d0, [sp, #88] // 8-byte Folded Spill
|
|
; CHECK-GISEL-NEXT: smstop sm
|
|
; CHECK-GISEL-NEXT: mov x8, #4631107791820423168
|
|
; CHECK-GISEL-NEXT: fmov d0, x8
|
|
; CHECK-GISEL-NEXT: ldr d1, [sp, #88] // 8-byte Folded Reload
|
|
; CHECK-GISEL-NEXT: fadd d0, d1, d0
|
|
; CHECK-GISEL-NEXT: ldr x30, [sp, #80] // 8-byte Folded Reload
|
|
; CHECK-GISEL-NEXT: ldp d9, d8, [sp, #64] // 16-byte Folded Reload
|
|
; CHECK-GISEL-NEXT: ldp d11, d10, [sp, #48] // 16-byte Folded Reload
|
|
; CHECK-GISEL-NEXT: ldp d13, d12, [sp, #32] // 16-byte Folded Reload
|
|
; CHECK-GISEL-NEXT: ldp d15, d14, [sp, #16] // 16-byte Folded Reload
|
|
; CHECK-GISEL-NEXT: add sp, sp, #96
|
|
; CHECK-GISEL-NEXT: ret
|
|
entry:
|
|
%call = call double @streaming_callee(double %x) "aarch64_pstate_sm_enabled"
|
|
%add = fadd double %call, 4.200000e+01
|
|
ret double %add
|
|
}
|
|
|
|
|
|
define double @streaming_caller_nonstreaming_callee(double %x) nounwind noinline optnone "aarch64_pstate_sm_enabled" {
|
|
; CHECK-FISEL-LABEL: streaming_caller_nonstreaming_callee:
|
|
; CHECK-FISEL: // %bb.0: // %entry
|
|
; CHECK-FISEL-NEXT: sub sp, sp, #96
|
|
; CHECK-FISEL-NEXT: stp d15, d14, [sp, #16] // 16-byte Folded Spill
|
|
; CHECK-FISEL-NEXT: stp d13, d12, [sp, #32] // 16-byte Folded Spill
|
|
; CHECK-FISEL-NEXT: stp d11, d10, [sp, #48] // 16-byte Folded Spill
|
|
; CHECK-FISEL-NEXT: stp d9, d8, [sp, #64] // 16-byte Folded Spill
|
|
; CHECK-FISEL-NEXT: str x30, [sp, #80] // 8-byte Folded Spill
|
|
; CHECK-FISEL-NEXT: str d0, [sp, #8] // 8-byte Folded Spill
|
|
; CHECK-FISEL-NEXT: smstop sm
|
|
; CHECK-FISEL-NEXT: ldr d0, [sp, #8] // 8-byte Folded Reload
|
|
; CHECK-FISEL-NEXT: bl normal_callee
|
|
; CHECK-FISEL-NEXT: str d0, [sp, #88] // 8-byte Folded Spill
|
|
; CHECK-FISEL-NEXT: smstart sm
|
|
; CHECK-FISEL-NEXT: adrp x8, .LCPI1_0
|
|
; CHECK-FISEL-NEXT: ldr d0, [x8, :lo12:.LCPI1_0]
|
|
; CHECK-FISEL-NEXT: ldr d1, [sp, #88] // 8-byte Folded Reload
|
|
; CHECK-FISEL-NEXT: fadd d0, d1, d0
|
|
; CHECK-FISEL-NEXT: ldr x30, [sp, #80] // 8-byte Folded Reload
|
|
; CHECK-FISEL-NEXT: ldp d9, d8, [sp, #64] // 16-byte Folded Reload
|
|
; CHECK-FISEL-NEXT: ldp d11, d10, [sp, #48] // 16-byte Folded Reload
|
|
; CHECK-FISEL-NEXT: ldp d13, d12, [sp, #32] // 16-byte Folded Reload
|
|
; CHECK-FISEL-NEXT: ldp d15, d14, [sp, #16] // 16-byte Folded Reload
|
|
; CHECK-FISEL-NEXT: add sp, sp, #96
|
|
; CHECK-FISEL-NEXT: ret
|
|
;
|
|
; CHECK-GISEL-LABEL: streaming_caller_nonstreaming_callee:
|
|
; CHECK-GISEL: // %bb.0: // %entry
|
|
; CHECK-GISEL-NEXT: sub sp, sp, #96
|
|
; CHECK-GISEL-NEXT: stp d15, d14, [sp, #16] // 16-byte Folded Spill
|
|
; CHECK-GISEL-NEXT: stp d13, d12, [sp, #32] // 16-byte Folded Spill
|
|
; CHECK-GISEL-NEXT: stp d11, d10, [sp, #48] // 16-byte Folded Spill
|
|
; CHECK-GISEL-NEXT: stp d9, d8, [sp, #64] // 16-byte Folded Spill
|
|
; CHECK-GISEL-NEXT: str x30, [sp, #80] // 8-byte Folded Spill
|
|
; CHECK-GISEL-NEXT: str d0, [sp, #8] // 8-byte Folded Spill
|
|
; CHECK-GISEL-NEXT: smstop sm
|
|
; CHECK-GISEL-NEXT: ldr d0, [sp, #8] // 8-byte Folded Reload
|
|
; CHECK-GISEL-NEXT: bl normal_callee
|
|
; CHECK-GISEL-NEXT: str d0, [sp, #88] // 8-byte Folded Spill
|
|
; CHECK-GISEL-NEXT: smstart sm
|
|
; CHECK-GISEL-NEXT: mov x8, #4631107791820423168
|
|
; CHECK-GISEL-NEXT: fmov d0, x8
|
|
; CHECK-GISEL-NEXT: ldr d1, [sp, #88] // 8-byte Folded Reload
|
|
; CHECK-GISEL-NEXT: fadd d0, d1, d0
|
|
; CHECK-GISEL-NEXT: ldr x30, [sp, #80] // 8-byte Folded Reload
|
|
; CHECK-GISEL-NEXT: ldp d9, d8, [sp, #64] // 16-byte Folded Reload
|
|
; CHECK-GISEL-NEXT: ldp d11, d10, [sp, #48] // 16-byte Folded Reload
|
|
; CHECK-GISEL-NEXT: ldp d13, d12, [sp, #32] // 16-byte Folded Reload
|
|
; CHECK-GISEL-NEXT: ldp d15, d14, [sp, #16] // 16-byte Folded Reload
|
|
; CHECK-GISEL-NEXT: add sp, sp, #96
|
|
; CHECK-GISEL-NEXT: ret
|
|
entry:
|
|
%call = call double @normal_callee(double %x)
|
|
%add = fadd double %call, 4.200000e+01
|
|
ret double %add
|
|
}
|
|
|
|
define double @locally_streaming_caller_normal_callee(double %x) nounwind noinline optnone "aarch64_pstate_sm_body" {
|
|
; CHECK-COMMON-LABEL: locally_streaming_caller_normal_callee:
|
|
; CHECK-COMMON: // %bb.0:
|
|
; CHECK-COMMON-NEXT: sub sp, sp, #96
|
|
; CHECK-COMMON-NEXT: stp d15, d14, [sp, #16] // 16-byte Folded Spill
|
|
; CHECK-COMMON-NEXT: stp d13, d12, [sp, #32] // 16-byte Folded Spill
|
|
; CHECK-COMMON-NEXT: stp d11, d10, [sp, #48] // 16-byte Folded Spill
|
|
; CHECK-COMMON-NEXT: stp d9, d8, [sp, #64] // 16-byte Folded Spill
|
|
; CHECK-COMMON-NEXT: str x30, [sp, #80] // 8-byte Folded Spill
|
|
; CHECK-COMMON-NEXT: str d0, [sp, #88] // 8-byte Folded Spill
|
|
; CHECK-COMMON-NEXT: smstart sm
|
|
; CHECK-COMMON-NEXT: smstop sm
|
|
; CHECK-COMMON-NEXT: ldr d0, [sp, #88] // 8-byte Folded Reload
|
|
; CHECK-COMMON-NEXT: bl normal_callee
|
|
; CHECK-COMMON-NEXT: str d0, [sp, #8] // 8-byte Folded Spill
|
|
; CHECK-COMMON-NEXT: smstart sm
|
|
; CHECK-COMMON-NEXT: mov x8, #4631107791820423168
|
|
; CHECK-COMMON-NEXT: fmov d0, x8
|
|
; CHECK-COMMON-NEXT: ldr d1, [sp, #8] // 8-byte Folded Reload
|
|
; CHECK-COMMON-NEXT: fadd d0, d1, d0
|
|
; CHECK-COMMON-NEXT: str d0, [sp] // 8-byte Folded Spill
|
|
; CHECK-COMMON-NEXT: smstop sm
|
|
; CHECK-COMMON-NEXT: ldr d0, [sp] // 8-byte Folded Reload
|
|
; CHECK-COMMON-NEXT: ldr x30, [sp, #80] // 8-byte Folded Reload
|
|
; CHECK-COMMON-NEXT: ldp d9, d8, [sp, #64] // 16-byte Folded Reload
|
|
; CHECK-COMMON-NEXT: ldp d11, d10, [sp, #48] // 16-byte Folded Reload
|
|
; CHECK-COMMON-NEXT: ldp d13, d12, [sp, #32] // 16-byte Folded Reload
|
|
; CHECK-COMMON-NEXT: ldp d15, d14, [sp, #16] // 16-byte Folded Reload
|
|
; CHECK-COMMON-NEXT: add sp, sp, #96
|
|
; CHECK-COMMON-NEXT: ret
|
|
%call = call double @normal_callee(double %x);
|
|
%add = fadd double %call, 4.200000e+01
|
|
ret double %add;
|
|
}
|
|
|
|
define double @normal_caller_to_locally_streaming_callee(double %x) nounwind noinline optnone {
|
|
; CHECK-COMMON-LABEL: normal_caller_to_locally_streaming_callee:
|
|
; CHECK-COMMON: // %bb.0:
|
|
; CHECK-COMMON-NEXT: str x30, [sp, #-16]! // 8-byte Folded Spill
|
|
; CHECK-COMMON-NEXT: bl locally_streaming_caller_normal_callee
|
|
; CHECK-COMMON-NEXT: adrp x8, .LCPI3_0
|
|
; CHECK-COMMON-NEXT: ldr d1, [x8, :lo12:.LCPI3_0]
|
|
; CHECK-COMMON-NEXT: fadd d0, d0, d1
|
|
; CHECK-COMMON-NEXT: ldr x30, [sp], #16 // 8-byte Folded Reload
|
|
; CHECK-COMMON-NEXT: ret
|
|
%call = call double @locally_streaming_caller_normal_callee(double %x) "aarch64_pstate_sm_body";
|
|
%add = fadd double %call, 4.200000e+01
|
|
ret double %add;
|
|
}
|
|
|
|
; Check attribute in the call itself
|
|
|
|
define void @locally_streaming_caller_streaming_callee_ptr(ptr %p) nounwind noinline optnone "aarch64_pstate_sm_body" {
|
|
; CHECK-COMMON-LABEL: locally_streaming_caller_streaming_callee_ptr:
|
|
; CHECK-COMMON: // %bb.0:
|
|
; CHECK-COMMON-NEXT: stp d15, d14, [sp, #-80]! // 16-byte Folded Spill
|
|
; CHECK-COMMON-NEXT: stp d13, d12, [sp, #16] // 16-byte Folded Spill
|
|
; CHECK-COMMON-NEXT: stp d11, d10, [sp, #32] // 16-byte Folded Spill
|
|
; CHECK-COMMON-NEXT: stp d9, d8, [sp, #48] // 16-byte Folded Spill
|
|
; CHECK-COMMON-NEXT: str x30, [sp, #64] // 8-byte Folded Spill
|
|
; CHECK-COMMON-NEXT: smstart sm
|
|
; CHECK-COMMON-NEXT: blr x0
|
|
; CHECK-COMMON-NEXT: smstop sm
|
|
; CHECK-COMMON-NEXT: ldr x30, [sp, #64] // 8-byte Folded Reload
|
|
; CHECK-COMMON-NEXT: ldp d9, d8, [sp, #48] // 16-byte Folded Reload
|
|
; CHECK-COMMON-NEXT: ldp d11, d10, [sp, #32] // 16-byte Folded Reload
|
|
; CHECK-COMMON-NEXT: ldp d13, d12, [sp, #16] // 16-byte Folded Reload
|
|
; CHECK-COMMON-NEXT: ldp d15, d14, [sp], #80 // 16-byte Folded Reload
|
|
; CHECK-COMMON-NEXT: ret
|
|
call void %p() "aarch64_pstate_sm_enabled"
|
|
ret void
|
|
}
|
|
|
|
define void @normal_call_to_streaming_callee_ptr(ptr %p) nounwind noinline optnone {
|
|
; CHECK-COMMON-LABEL: normal_call_to_streaming_callee_ptr:
|
|
; CHECK-COMMON: // %bb.0:
|
|
; CHECK-COMMON-NEXT: stp d15, d14, [sp, #-80]! // 16-byte Folded Spill
|
|
; CHECK-COMMON-NEXT: stp d13, d12, [sp, #16] // 16-byte Folded Spill
|
|
; CHECK-COMMON-NEXT: stp d11, d10, [sp, #32] // 16-byte Folded Spill
|
|
; CHECK-COMMON-NEXT: stp d9, d8, [sp, #48] // 16-byte Folded Spill
|
|
; CHECK-COMMON-NEXT: str x30, [sp, #64] // 8-byte Folded Spill
|
|
; CHECK-COMMON-NEXT: smstart sm
|
|
; CHECK-COMMON-NEXT: blr x0
|
|
; CHECK-COMMON-NEXT: smstop sm
|
|
; CHECK-COMMON-NEXT: ldr x30, [sp, #64] // 8-byte Folded Reload
|
|
; CHECK-COMMON-NEXT: ldp d9, d8, [sp, #48] // 16-byte Folded Reload
|
|
; CHECK-COMMON-NEXT: ldp d11, d10, [sp, #32] // 16-byte Folded Reload
|
|
; CHECK-COMMON-NEXT: ldp d13, d12, [sp, #16] // 16-byte Folded Reload
|
|
; CHECK-COMMON-NEXT: ldp d15, d14, [sp], #80 // 16-byte Folded Reload
|
|
; CHECK-COMMON-NEXT: ret
|
|
call void %p() "aarch64_pstate_sm_enabled"
|
|
ret void
|
|
}
|
|
|
|
;
|
|
; Check ZA state
|
|
;
|
|
|
|
declare double @za_shared_callee(double) "aarch64_pstate_za_shared"
|
|
|
|
define double @za_new_caller_to_za_shared_callee(double %x) nounwind noinline optnone "aarch64_pstate_za_new"{
|
|
; CHECK-COMMON-LABEL: za_new_caller_to_za_shared_callee:
|
|
; CHECK-COMMON: // %bb.0: // %prelude
|
|
; CHECK-COMMON-NEXT: stp x29, x30, [sp, #-16]! // 16-byte Folded Spill
|
|
; CHECK-COMMON-NEXT: mov x29, sp
|
|
; CHECK-COMMON-NEXT: sub sp, sp, #16
|
|
; CHECK-COMMON-NEXT: rdsvl x8, #1
|
|
; CHECK-COMMON-NEXT: mov x9, sp
|
|
; CHECK-COMMON-NEXT: msub x8, x8, x8, x9
|
|
; CHECK-COMMON-NEXT: mov sp, x8
|
|
; CHECK-COMMON-NEXT: stur x8, [x29, #-16]
|
|
; CHECK-COMMON-NEXT: mrs x8, TPIDR2_EL0
|
|
; CHECK-COMMON-NEXT: cbz x8, .LBB6_2
|
|
; CHECK-COMMON-NEXT: b .LBB6_1
|
|
; CHECK-COMMON-NEXT: .LBB6_1: // %save.za
|
|
; CHECK-COMMON-NEXT: bl __arm_tpidr2_save
|
|
; CHECK-COMMON-NEXT: msr TPIDR2_EL0, xzr
|
|
; CHECK-COMMON-NEXT: b .LBB6_2
|
|
; CHECK-COMMON-NEXT: .LBB6_2: // %entry
|
|
; CHECK-COMMON-NEXT: smstart za
|
|
; CHECK-COMMON-NEXT: bl za_shared_callee
|
|
; CHECK-COMMON-NEXT: mov x8, #4631107791820423168
|
|
; CHECK-COMMON-NEXT: fmov d1, x8
|
|
; CHECK-COMMON-NEXT: fadd d0, d0, d1
|
|
; CHECK-COMMON-NEXT: smstop za
|
|
; CHECK-COMMON-NEXT: mov sp, x29
|
|
; CHECK-COMMON-NEXT: ldp x29, x30, [sp], #16 // 16-byte Folded Reload
|
|
; CHECK-COMMON-NEXT: ret
|
|
entry:
|
|
%call = call double @za_shared_callee(double %x)
|
|
%add = fadd double %call, 4.200000e+01
|
|
ret double %add;
|
|
}
|
|
|
|
define double @za_shared_caller_to_za_none_callee(double %x) nounwind noinline optnone "aarch64_pstate_za_shared"{
|
|
; CHECK-COMMON-LABEL: za_shared_caller_to_za_none_callee:
|
|
; CHECK-COMMON: // %bb.0: // %entry
|
|
; CHECK-COMMON-NEXT: stp x29, x30, [sp, #-16]! // 16-byte Folded Spill
|
|
; CHECK-COMMON-NEXT: mov x29, sp
|
|
; CHECK-COMMON-NEXT: sub sp, sp, #16
|
|
; CHECK-COMMON-NEXT: rdsvl x8, #1
|
|
; CHECK-COMMON-NEXT: mul x8, x8, x8
|
|
; CHECK-COMMON-NEXT: mov x9, sp
|
|
; CHECK-COMMON-NEXT: subs x9, x9, x8
|
|
; CHECK-COMMON-NEXT: mov sp, x9
|
|
; CHECK-COMMON-NEXT: stur x9, [x29, #-16]
|
|
; CHECK-COMMON-NEXT: sturh w8, [x29, #-8]
|
|
; CHECK-COMMON-NEXT: sub x8, x29, #16
|
|
; CHECK-COMMON-NEXT: msr TPIDR2_EL0, x8
|
|
; CHECK-COMMON-NEXT: bl normal_callee
|
|
; CHECK-COMMON-NEXT: smstart za
|
|
; CHECK-COMMON-NEXT: mrs x8, TPIDR2_EL0
|
|
; CHECK-COMMON-NEXT: sub x0, x29, #16
|
|
; CHECK-COMMON-NEXT: cbz x8, .LBB7_1
|
|
; CHECK-COMMON-NEXT: b .LBB7_2
|
|
; CHECK-COMMON-NEXT: .LBB7_1: // %entry
|
|
; CHECK-COMMON-NEXT: bl __arm_tpidr2_restore
|
|
; CHECK-COMMON-NEXT: b .LBB7_2
|
|
; CHECK-COMMON-NEXT: .LBB7_2: // %entry
|
|
; CHECK-COMMON-NEXT: msr TPIDR2_EL0, xzr
|
|
; CHECK-COMMON-NEXT: mov x8, #4631107791820423168
|
|
; CHECK-COMMON-NEXT: fmov d1, x8
|
|
; CHECK-COMMON-NEXT: fadd d0, d0, d1
|
|
; CHECK-COMMON-NEXT: mov sp, x29
|
|
; CHECK-COMMON-NEXT: ldp x29, x30, [sp], #16 // 16-byte Folded Reload
|
|
; CHECK-COMMON-NEXT: ret
|
|
entry:
|
|
%call = call double @normal_callee(double %x)
|
|
%add = fadd double %call, 4.200000e+01
|
|
ret double %add;
|
|
}
|
|
|
|
; Ensure we set up and restore the lazy save correctly for instructions which are lowered to lib calls.
|
|
define fp128 @f128_call_za(fp128 %a, fp128 %b) "aarch64_pstate_za_shared" nounwind {
|
|
; CHECK-COMMON-LABEL: f128_call_za:
|
|
; CHECK-COMMON: // %bb.0:
|
|
; CHECK-COMMON-NEXT: stp x29, x30, [sp, #-16]! // 16-byte Folded Spill
|
|
; CHECK-COMMON-NEXT: mov x29, sp
|
|
; CHECK-COMMON-NEXT: sub sp, sp, #16
|
|
; CHECK-COMMON-NEXT: rdsvl x8, #1
|
|
; CHECK-COMMON-NEXT: mov x9, sp
|
|
; CHECK-COMMON-NEXT: mul x8, x8, x8
|
|
; CHECK-COMMON-NEXT: sub x9, x9, x8
|
|
; CHECK-COMMON-NEXT: mov sp, x9
|
|
; CHECK-COMMON-NEXT: sub x10, x29, #16
|
|
; CHECK-COMMON-NEXT: stur x9, [x29, #-16]
|
|
; CHECK-COMMON-NEXT: sturh w8, [x29, #-8]
|
|
; CHECK-COMMON-NEXT: msr TPIDR2_EL0, x10
|
|
; CHECK-COMMON-NEXT: bl __addtf3
|
|
; CHECK-COMMON-NEXT: smstart za
|
|
; CHECK-COMMON-NEXT: sub x0, x29, #16
|
|
; CHECK-COMMON-NEXT: mrs x8, TPIDR2_EL0
|
|
; CHECK-COMMON-NEXT: cbnz x8, .LBB8_2
|
|
; CHECK-COMMON-NEXT: // %bb.1:
|
|
; CHECK-COMMON-NEXT: bl __arm_tpidr2_restore
|
|
; CHECK-COMMON-NEXT: .LBB8_2:
|
|
; CHECK-COMMON-NEXT: msr TPIDR2_EL0, xzr
|
|
; CHECK-COMMON-NEXT: mov sp, x29
|
|
; CHECK-COMMON-NEXT: ldp x29, x30, [sp], #16 // 16-byte Folded Reload
|
|
; CHECK-COMMON-NEXT: ret
|
|
%res = fadd fp128 %a, %b
|
|
ret fp128 %res
|
|
}
|
|
|
|
|
|
; Ensure we fall back to SelectionDAG isel here so that we temporarily disable streaming mode to lower the fadd (with function calls).
|
|
define fp128 @f128_call_sm(fp128 %a, fp128 %b) "aarch64_pstate_sm_enabled" nounwind {
|
|
; CHECK-COMMON-LABEL: f128_call_sm:
|
|
; CHECK-COMMON: // %bb.0:
|
|
; CHECK-COMMON-NEXT: sub sp, sp, #112
|
|
; CHECK-COMMON-NEXT: stp d15, d14, [sp, #32] // 16-byte Folded Spill
|
|
; CHECK-COMMON-NEXT: stp d13, d12, [sp, #48] // 16-byte Folded Spill
|
|
; CHECK-COMMON-NEXT: stp d11, d10, [sp, #64] // 16-byte Folded Spill
|
|
; CHECK-COMMON-NEXT: stp d9, d8, [sp, #80] // 16-byte Folded Spill
|
|
; CHECK-COMMON-NEXT: str x30, [sp, #96] // 8-byte Folded Spill
|
|
; CHECK-COMMON-NEXT: stp q0, q1, [sp] // 32-byte Folded Spill
|
|
; CHECK-COMMON-NEXT: smstop sm
|
|
; CHECK-COMMON-NEXT: ldp q0, q1, [sp] // 32-byte Folded Reload
|
|
; CHECK-COMMON-NEXT: bl __addtf3
|
|
; CHECK-COMMON-NEXT: str q0, [sp, #16] // 16-byte Folded Spill
|
|
; CHECK-COMMON-NEXT: smstart sm
|
|
; CHECK-COMMON-NEXT: ldp d9, d8, [sp, #80] // 16-byte Folded Reload
|
|
; CHECK-COMMON-NEXT: ldp d11, d10, [sp, #64] // 16-byte Folded Reload
|
|
; CHECK-COMMON-NEXT: ldp d13, d12, [sp, #48] // 16-byte Folded Reload
|
|
; CHECK-COMMON-NEXT: ldp d15, d14, [sp, #32] // 16-byte Folded Reload
|
|
; CHECK-COMMON-NEXT: ldr q0, [sp, #16] // 16-byte Folded Reload
|
|
; CHECK-COMMON-NEXT: ldr x30, [sp, #96] // 8-byte Folded Reload
|
|
; CHECK-COMMON-NEXT: add sp, sp, #112
|
|
; CHECK-COMMON-NEXT: ret
|
|
%res = fadd fp128 %a, %b
|
|
ret fp128 %res
|
|
}
|