xref: /llvm-project/llvm/test/CodeGen/PowerPC/fp-strict-fcmp-noopt.ll (revision 0d253bbd330020c005fff824771c4336622d0bfe)
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc -verify-machineinstrs -ppc-asm-full-reg-names -ppc-vsr-nums-as-vr \
3; RUN:   < %s -mtriple=powerpc64-unknown-linux -mcpu=pwr9 -O0 | FileCheck %s
4
5define i32 @une_ppcf128(ppc_fp128 %a, ppc_fp128 %b) #0 {
6; CHECK-LABEL: une_ppcf128:
7; CHECK:       # %bb.0: # %entry
8; CHECK-NEXT:    fcmpu cr0, f1, f3
9; CHECK-NEXT:    crmove 4*cr5+lt, eq
10; CHECK-NEXT:    fcmpu cr1, f2, f4
11; CHECK-NEXT:    crmove 4*cr5+gt, 4*cr1+eq
12; CHECK-NEXT:    crnot 4*cr5+gt, 4*cr5+gt
13; CHECK-NEXT:    crand 4*cr5+gt, 4*cr5+lt, 4*cr5+gt
14; CHECK-NEXT:    crmove 4*cr5+lt, eq
15; CHECK-NEXT:    crnot 4*cr5+lt, 4*cr5+lt
16; CHECK-NEXT:    crand 4*cr5+lt, 4*cr5+lt, 4*cr5+lt
17; CHECK-NEXT:    cror 4*cr5+lt, 4*cr5+lt, 4*cr5+gt
18; CHECK-NEXT:    li r4, 0
19; CHECK-NEXT:    li r3, 1
20; CHECK-NEXT:    isel r3, r3, r4, 4*cr5+lt
21; CHECK-NEXT:    clrldi r3, r3, 32
22; CHECK-NEXT:    blr
23entry:
24  %0 = call i1 @llvm.experimental.constrained.fcmp.ppcf128(ppc_fp128 %a, ppc_fp128 %b, metadata !"une", metadata !"fpexcept.strict") #0
25  %1 = zext i1 %0 to i32
26  ret i32 %1
27}
28
29; This is a different branch from une
30define i32 @ogt_ppcf128(ppc_fp128 %a, ppc_fp128 %b) #0 {
31; CHECK-LABEL: ogt_ppcf128:
32; CHECK:       # %bb.0: # %entry
33; CHECK-NEXT:    fcmpu cr0, f1, f3
34; CHECK-NEXT:    crmove 4*cr5+lt, eq
35; CHECK-NEXT:    fcmpu cr1, f2, f4
36; CHECK-NEXT:    crmove 4*cr5+gt, 4*cr1+gt
37; CHECK-NEXT:    crand 4*cr5+gt, 4*cr5+lt, 4*cr5+gt
38; CHECK-NEXT:    crmove 4*cr5+lt, eq
39; CHECK-NEXT:    crnot 4*cr5+lt, 4*cr5+lt
40; CHECK-NEXT:    crmove 4*cr5+eq, gt
41; CHECK-NEXT:    crand 4*cr5+lt, 4*cr5+lt, 4*cr5+eq
42; CHECK-NEXT:    cror 4*cr5+lt, 4*cr5+lt, 4*cr5+gt
43; CHECK-NEXT:    li r4, 0
44; CHECK-NEXT:    li r3, 1
45; CHECK-NEXT:    isel r3, r3, r4, 4*cr5+lt
46; CHECK-NEXT:    clrldi r3, r3, 32
47; CHECK-NEXT:    blr
48entry:
49  %0 = call i1 @llvm.experimental.constrained.fcmp.ppcf128(ppc_fp128 %a, ppc_fp128 %b, metadata !"ogt", metadata !"fpexcept.strict") #0
50  %1 = zext i1 %0 to i32
51  ret i32 %1
52}
53
54define i1 @test_f128(fp128 %a, fp128 %b) #0 {
55; CHECK-LABEL: test_f128:
56; CHECK:       # %bb.0: # %entry
57; CHECK-NEXT:    xscmpuqp cr0, v2, v3
58; CHECK-NEXT:    crmove 4*cr5+lt, eq
59; CHECK-NEXT:    crnot 4*cr5+lt, 4*cr5+lt
60; CHECK-NEXT:    li r4, 0
61; CHECK-NEXT:    li r3, 1
62; CHECK-NEXT:    isel r3, r3, r4, 4*cr5+lt
63; CHECK-NEXT:    blr
64entry:
65  %0 = call i1 @llvm.experimental.constrained.fcmp.f128(fp128 %a, fp128 %b, metadata !"une", metadata !"fpexcept.strict") #0
66  ret i1 %0
67}
68
69define i1 @testbr_f64(double %a, double %b) #0 {
70; CHECK-LABEL: testbr_f64:
71; CHECK:       # %bb.0: # %entry
72; CHECK-NEXT:    fcmpu cr0, f1, f2
73; CHECK-NEXT:    crmove 4*cr5+lt, eq
74; CHECK-NEXT:    bc 12, 4*cr5+lt, .LBB3_2
75; CHECK-NEXT:    b .LBB3_1
76; CHECK-NEXT:  .LBB3_1: # %tr
77; CHECK-NEXT:    li r3, -1
78; CHECK-NEXT:    blr
79; CHECK-NEXT:  .LBB3_2: # %fl
80; CHECK-NEXT:    li r3, 0
81; CHECK-NEXT:    blr
82entry:
83  %0 = call i1 @llvm.experimental.constrained.fcmp.f64(double %a, double %b, metadata !"une", metadata !"fpexcept.strict") #0
84  br i1 %0, label %tr, label %fl
85tr:
86  ret i1 true
87fl:
88  ret i1 false
89}
90
91define i1 @testbr_f32(float %a, float %b) #0 {
92; CHECK-LABEL: testbr_f32:
93; CHECK:       # %bb.0: # %entry
94; CHECK-NEXT:    fcmpu cr0, f1, f2
95; CHECK-NEXT:    crmove 4*cr5+lt, eq
96; CHECK-NEXT:    bc 12, 4*cr5+lt, .LBB4_2
97; CHECK-NEXT:    b .LBB4_1
98; CHECK-NEXT:  .LBB4_1: # %tr
99; CHECK-NEXT:    li r3, -1
100; CHECK-NEXT:    blr
101; CHECK-NEXT:  .LBB4_2: # %fl
102; CHECK-NEXT:    li r3, 0
103; CHECK-NEXT:    blr
104entry:
105  %0 = call i1 @llvm.experimental.constrained.fcmp.f32(float %a, float %b, metadata !"une", metadata !"fpexcept.strict") #0
106  br i1 %0, label %tr, label %fl
107tr:
108  ret i1 true
109fl:
110  ret i1 false
111}
112
113declare i1 @llvm.experimental.constrained.fcmp.ppcf128(ppc_fp128, ppc_fp128, metadata, metadata)
114declare i1 @llvm.experimental.constrained.fcmp.f128(fp128, fp128, metadata, metadata)
115declare i1 @llvm.experimental.constrained.fcmp.f64(double, double, metadata, metadata)
116declare i1 @llvm.experimental.constrained.fcmp.f32(float, float, metadata, metadata)
117
118attributes #0 = { strictfp }
119