1 # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 3
2 # RUN: llc %s -o - -mtriple=riscv64 -mattr=+f -run-pass=machine-combiner \
3 # RUN: -verify-machineinstrs | FileCheck %s
6 source_filename = "test.ll"
7 target datalayout = "e-m:e-p:64:64-i64:64-i128:128-n32:64-S128"
8 target triple = "riscv64"
10 define void @foo(ptr %0, ptr %1, float %2, float %3, ptr %4, ptr %5) #0 {
11 %7 = load float, ptr %0, align 4
12 %8 = load float, ptr %1, align 4
13 %9 = fmul fast float %8, %7
14 %10 = fadd fast float %9, %2
15 store float %10, ptr %4, align 4
16 %11 = fsub fast float %3, %9
17 store float %11, ptr %5, align 4
21 attributes #0 = { "target-features"="+f" }
27 tracksRegLiveness: true
29 - { id: 0, class: gpr }
30 - { id: 1, class: gpr }
31 - { id: 2, class: fpr32 }
32 - { id: 3, class: fpr32 }
33 - { id: 4, class: gpr }
34 - { id: 5, class: gpr }
35 - { id: 6, class: fpr32 }
36 - { id: 7, class: fpr32 }
37 - { id: 8, class: fpr32 }
38 - { id: 9, class: fpr32 }
39 - { id: 10, class: fpr32 }
41 - { reg: '$x10', virtual-reg: '%0' }
42 - { reg: '$x11', virtual-reg: '%1' }
43 - { reg: '$f10_f', virtual-reg: '%2' }
44 - { reg: '$f11_f', virtual-reg: '%3' }
45 - { reg: '$x12', virtual-reg: '%4' }
46 - { reg: '$x13', virtual-reg: '%5' }
54 liveins: $x10, $x11, $f10_f, $f11_f, $x12, $x13
56 ; CHECK-LABEL: name: foo
57 ; CHECK: liveins: $x10, $x11, $f10_f, $f11_f, $x12, $x13
59 ; CHECK-NEXT: [[COPY:%[0-9]+]]:gpr = COPY $x13
60 ; CHECK-NEXT: [[COPY1:%[0-9]+]]:gpr = COPY $x12
61 ; CHECK-NEXT: [[COPY2:%[0-9]+]]:fpr32 = COPY $f11_f
62 ; CHECK-NEXT: [[COPY3:%[0-9]+]]:fpr32 = COPY $f10_f
63 ; CHECK-NEXT: [[COPY4:%[0-9]+]]:gpr = COPY $x11
64 ; CHECK-NEXT: [[COPY5:%[0-9]+]]:gpr = COPY $x10
65 ; CHECK-NEXT: [[FLW:%[0-9]+]]:fpr32 = FLW [[COPY5]], 0 :: (load (s32) from %ir.0)
66 ; CHECK-NEXT: [[FLW1:%[0-9]+]]:fpr32 = FLW [[COPY4]], 0 :: (load (s32) from %ir.1)
67 ; CHECK-NEXT: [[FMADD_S:%[0-9]+]]:fpr32 = nnan ninf nsz arcp contract afn reassoc nofpexcept FMADD_S [[FLW1]], [[FLW]], [[COPY3]], 7, implicit $frm
68 ; CHECK-NEXT: FSW killed [[FMADD_S]], [[COPY1]], 0 :: (store (s32) into %ir.4)
69 ; CHECK-NEXT: [[FNMSUB_S:%[0-9]+]]:fpr32 = nnan ninf nsz arcp contract afn reassoc nofpexcept FNMSUB_S [[FLW1]], [[FLW]], [[COPY2]], 7, implicit $frm
70 ; CHECK-NEXT: FSW killed [[FNMSUB_S]], [[COPY]], 0 :: (store (s32) into %ir.5)
71 ; CHECK-NEXT: PseudoRET
74 %3:fpr32 = COPY $f11_f
75 %2:fpr32 = COPY $f10_f
78 %6:fpr32 = FLW %0, 0 :: (load (s32) from %ir.0)
79 %7:fpr32 = FLW %1, 0 :: (load (s32) from %ir.1)
80 %8:fpr32 = nnan ninf nsz arcp contract afn reassoc nofpexcept FMUL_S killed %7, killed %6, 7, implicit $frm
81 %9:fpr32 = nnan ninf nsz arcp contract afn reassoc nofpexcept FADD_S %8, %2, 7, implicit $frm
82 FSW killed %9, %4, 0 :: (store (s32) into %ir.4)
83 %10:fpr32 = nnan ninf nsz arcp contract afn reassoc nofpexcept FSUB_S %3, %8, 7, implicit $frm
84 FSW killed %10, %5, 0 :: (store (s32) into %ir.5)