test/CodeGen/AArch64/GlobalISel/regbank-fmaximum.mir

# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -mtriple=aarch64 -run-pass=regbankselect -verify-machineinstrs %s -o - | FileCheck %s
...
---
name:            direct
alignment:       4
legalized:       true
body:             |
  bb.0:
    ; CHECK-LABEL: name: direct
    ; CHECK: %a:fpr(s32) = COPY $s0
    ; CHECK-NEXT: %b:fpr(s32) = COPY $s1
    ; CHECK-NEXT: %needs_fpr:fpr(s32) = G_FMAXIMUM %a, %b
    ; CHECK-NEXT: $s0 = COPY %needs_fpr(s32)
    ; CHECK-NEXT: RET_ReallyLR implicit $s0
    %a:_(s32) = COPY $s0
    %b:_(s32) = COPY $s1
    %needs_fpr:_(s32) = G_FMAXIMUM %a, %b
    $s0 = COPY %needs_fpr(s32)
    RET_ReallyLR implicit $s0

...
---
name:            fed_by_load
alignment:       4
legalized:       true
body:             |
  bb.0:
    ; CHECK-LABEL: name: fed_by_load
    ; CHECK: %ptr_a:gpr(p0) = COPY $x0
    ; CHECK-NEXT: %ptr_b:gpr(p0) = COPY $x1
    ; CHECK-NEXT: %a:fpr(s32) = G_LOAD %ptr_a(p0) :: (load (s32))
    ; CHECK-NEXT: %b:fpr(s32) = G_LOAD %ptr_a(p0) :: (load (s32))
    ; CHECK-NEXT: %needs_fpr:fpr(s32) = G_FMAXIMUM %a, %b
    ; CHECK-NEXT: $s0 = COPY %needs_fpr(s32)
    ; CHECK-NEXT: RET_ReallyLR implicit $s0
    %ptr_a:_(p0) = COPY $x0
    %ptr_b:_(p0) = COPY $x1
    %a:_(s32) = G_LOAD %ptr_a(p0) :: (load (s32))
    %b:_(s32) = G_LOAD %ptr_a(p0) :: (load (s32))
    %needs_fpr:_(s32) = G_FMAXIMUM %a, %b
    $s0 = COPY %needs_fpr(s32)
    RET_ReallyLR implicit $s0

...
---
name:            create_copy
alignment:       4
legalized:       true
body:             |
  bb.0:
    ; CHECK-LABEL: name: create_copy
    ; CHECK: %a:gpr(s32) = COPY $w0
    ; CHECK-NEXT: %b:gpr(s32) = COPY $w1
    ; CHECK-NEXT: [[COPY:%[0-9]+]]:fpr(s32) = COPY %a(s32)
    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:fpr(s32) = COPY %b(s32)
    ; CHECK-NEXT: %needs_fpr:fpr(s32) = G_FMAXIMUM [[COPY]], [[COPY1]]
    ; CHECK-NEXT: $s0 = COPY %needs_fpr(s32)
    ; CHECK-NEXT: RET_ReallyLR implicit $s0
    %a:_(s32) = COPY $w0
    %b:_(s32) = COPY $w1
    %needs_fpr:_(s32) = G_FMAXIMUM %a, %b
    $s0 = COPY %needs_fpr(s32)
    RET_ReallyLR implicit $s0