xref: /llvm-project/llvm/test/CodeGen/X86/i128-fpconv-win64.ll (revision 2f448bf509432c1a19ec46ab8cbc7353c03c6280)
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc < %s -mtriple=x86_64-win32 | FileCheck %s -check-prefix=WIN64
3; RUN: llc < %s -mtriple=x86_64-mingw32 | FileCheck %s -check-prefix=WIN64
4
5define i64 @double_to_i128(double %d) nounwind {
6; WIN64-LABEL: double_to_i128:
7; WIN64:       # %bb.0:
8; WIN64-NEXT:    subq $40, %rsp
9; WIN64-NEXT:    callq __fixdfti
10; WIN64-NEXT:    movq %xmm0, %rax
11; WIN64-NEXT:    addq $40, %rsp
12; WIN64-NEXT:    retq
13  %1 = fptosi double %d to i128
14  %2 = trunc i128 %1 to i64
15  ret i64 %2
16}
17
18define i64 @double_to_ui128(double %d) nounwind {
19; WIN64-LABEL: double_to_ui128:
20; WIN64:       # %bb.0:
21; WIN64-NEXT:    subq $40, %rsp
22; WIN64-NEXT:    callq __fixunsdfti
23; WIN64-NEXT:    movq %xmm0, %rax
24; WIN64-NEXT:    addq $40, %rsp
25; WIN64-NEXT:    retq
26  %1 = fptoui double %d to i128
27  %2 = trunc i128 %1 to i64
28  ret i64 %2
29}
30
31define i64 @float_to_i128(float %d) nounwind {
32; WIN64-LABEL: float_to_i128:
33; WIN64:       # %bb.0:
34; WIN64-NEXT:    subq $40, %rsp
35; WIN64-NEXT:    callq __fixsfti
36; WIN64-NEXT:    movq %xmm0, %rax
37; WIN64-NEXT:    addq $40, %rsp
38; WIN64-NEXT:    retq
39  %1 = fptosi float %d to i128
40  %2 = trunc i128 %1 to i64
41  ret i64 %2
42}
43
44define i64 @float_to_ui128(float %d) nounwind {
45; WIN64-LABEL: float_to_ui128:
46; WIN64:       # %bb.0:
47; WIN64-NEXT:    subq $40, %rsp
48; WIN64-NEXT:    callq __fixunssfti
49; WIN64-NEXT:    movq %xmm0, %rax
50; WIN64-NEXT:    addq $40, %rsp
51; WIN64-NEXT:    retq
52  %1 = fptoui float %d to i128
53  %2 = trunc i128 %1 to i64
54  ret i64 %2
55}
56
57define i64 @longdouble_to_i128(ptr nocapture readonly %0) nounwind {
58; WIN64-LABEL: longdouble_to_i128:
59; WIN64:       # %bb.0:
60; WIN64-NEXT:    subq $56, %rsp
61; WIN64-NEXT:    fldt (%rcx)
62; WIN64-NEXT:    fstpt {{[0-9]+}}(%rsp)
63; WIN64-NEXT:    leaq {{[0-9]+}}(%rsp), %rcx
64; WIN64-NEXT:    callq __fixxfti
65; WIN64-NEXT:    movq %xmm0, %rax
66; WIN64-NEXT:    addq $56, %rsp
67; WIN64-NEXT:    retq
68  %2 = load x86_fp80, ptr %0, align 16
69  %3 = fptosi x86_fp80 %2 to i128
70  %4 = trunc i128 %3 to i64
71  ret i64 %4
72}
73
74define i64 @longdouble_to_ui128(ptr nocapture readonly %0) nounwind {
75; WIN64-LABEL: longdouble_to_ui128:
76; WIN64:       # %bb.0:
77; WIN64-NEXT:    subq $56, %rsp
78; WIN64-NEXT:    fldt (%rcx)
79; WIN64-NEXT:    fstpt {{[0-9]+}}(%rsp)
80; WIN64-NEXT:    leaq {{[0-9]+}}(%rsp), %rcx
81; WIN64-NEXT:    callq __fixunsxfti
82; WIN64-NEXT:    movq %xmm0, %rax
83; WIN64-NEXT:    addq $56, %rsp
84; WIN64-NEXT:    retq
85  %2 = load x86_fp80, ptr %0, align 16
86  %3 = fptoui x86_fp80 %2 to i128
87  %4 = trunc i128 %3 to i64
88  ret i64 %4
89}
90
91define double @i128_to_double(ptr nocapture readonly %0) nounwind {
92; WIN64-LABEL: i128_to_double:
93; WIN64:       # %bb.0:
94; WIN64-NEXT:    subq $56, %rsp
95; WIN64-NEXT:    movaps (%rcx), %xmm0
96; WIN64-NEXT:    movaps %xmm0, {{[0-9]+}}(%rsp)
97; WIN64-NEXT:    leaq {{[0-9]+}}(%rsp), %rcx
98; WIN64-NEXT:    callq __floattidf
99; WIN64-NEXT:    addq $56, %rsp
100; WIN64-NEXT:    retq
101  %2 = load i128, ptr %0, align 16
102  %3 = sitofp i128 %2 to double
103  ret double %3
104}
105
106define double @ui128_to_double(ptr nocapture readonly %0) nounwind {
107; WIN64-LABEL: ui128_to_double:
108; WIN64:       # %bb.0:
109; WIN64-NEXT:    subq $56, %rsp
110; WIN64-NEXT:    movaps (%rcx), %xmm0
111; WIN64-NEXT:    movaps %xmm0, {{[0-9]+}}(%rsp)
112; WIN64-NEXT:    leaq {{[0-9]+}}(%rsp), %rcx
113; WIN64-NEXT:    callq __floatuntidf
114; WIN64-NEXT:    addq $56, %rsp
115; WIN64-NEXT:    retq
116  %2 = load i128, ptr %0, align 16
117  %3 = uitofp i128 %2 to double
118  ret double %3
119}
120
121define float @i128_to_float(ptr nocapture readonly %0) nounwind {
122; WIN64-LABEL: i128_to_float:
123; WIN64:       # %bb.0:
124; WIN64-NEXT:    subq $56, %rsp
125; WIN64-NEXT:    movaps (%rcx), %xmm0
126; WIN64-NEXT:    movaps %xmm0, {{[0-9]+}}(%rsp)
127; WIN64-NEXT:    leaq {{[0-9]+}}(%rsp), %rcx
128; WIN64-NEXT:    callq __floattisf
129; WIN64-NEXT:    addq $56, %rsp
130; WIN64-NEXT:    retq
131  %2 = load i128, ptr %0, align 16
132  %3 = sitofp i128 %2 to float
133  ret float %3
134}
135
136define float @ui128_to_float(ptr nocapture readonly %0) nounwind {
137; WIN64-LABEL: ui128_to_float:
138; WIN64:       # %bb.0:
139; WIN64-NEXT:    subq $56, %rsp
140; WIN64-NEXT:    movaps (%rcx), %xmm0
141; WIN64-NEXT:    movaps %xmm0, {{[0-9]+}}(%rsp)
142; WIN64-NEXT:    leaq {{[0-9]+}}(%rsp), %rcx
143; WIN64-NEXT:    callq __floatuntisf
144; WIN64-NEXT:    addq $56, %rsp
145; WIN64-NEXT:    retq
146  %2 = load i128, ptr %0, align 16
147  %3 = uitofp i128 %2 to float
148  ret float %3
149}
150
151define void @i128_to_longdouble(ptr noalias nocapture sret(x86_fp80) align 16 %agg.result, ptr nocapture readonly %0) nounwind {
152; WIN64-LABEL: i128_to_longdouble:
153; WIN64:       # %bb.0:
154; WIN64-NEXT:    pushq %rsi
155; WIN64-NEXT:    subq $64, %rsp
156; WIN64-NEXT:    movq %rcx, %rsi
157; WIN64-NEXT:    movaps (%rdx), %xmm0
158; WIN64-NEXT:    movaps %xmm0, {{[0-9]+}}(%rsp)
159; WIN64-NEXT:    leaq {{[0-9]+}}(%rsp), %rcx
160; WIN64-NEXT:    leaq {{[0-9]+}}(%rsp), %rdx
161; WIN64-NEXT:    callq __floattixf
162; WIN64-NEXT:    fldt {{[0-9]+}}(%rsp)
163; WIN64-NEXT:    fstpt (%rsi)
164; WIN64-NEXT:    movq %rsi, %rax
165; WIN64-NEXT:    addq $64, %rsp
166; WIN64-NEXT:    popq %rsi
167; WIN64-NEXT:    retq
168  %2 = load i128, ptr %0, align 16
169  %3 = sitofp i128 %2 to x86_fp80
170  store x86_fp80 %3, ptr %agg.result, align 16
171  ret void
172}
173
174define void @ui128_to_longdouble(ptr noalias nocapture sret(x86_fp80) align 16 %agg.result, ptr nocapture readonly %0) nounwind {
175; WIN64-LABEL: ui128_to_longdouble:
176; WIN64:       # %bb.0:
177; WIN64-NEXT:    pushq %rsi
178; WIN64-NEXT:    subq $64, %rsp
179; WIN64-NEXT:    movq %rcx, %rsi
180; WIN64-NEXT:    movaps (%rdx), %xmm0
181; WIN64-NEXT:    movaps %xmm0, {{[0-9]+}}(%rsp)
182; WIN64-NEXT:    leaq {{[0-9]+}}(%rsp), %rcx
183; WIN64-NEXT:    leaq {{[0-9]+}}(%rsp), %rdx
184; WIN64-NEXT:    callq __floatuntixf
185; WIN64-NEXT:    fldt {{[0-9]+}}(%rsp)
186; WIN64-NEXT:    fstpt (%rsi)
187; WIN64-NEXT:    movq %rsi, %rax
188; WIN64-NEXT:    addq $64, %rsp
189; WIN64-NEXT:    popq %rsi
190; WIN64-NEXT:    retq
191  %2 = load i128, ptr %0, align 16
192  %3 = uitofp i128 %2 to x86_fp80
193  store x86_fp80 %3, ptr %agg.result, align 16
194  ret void
195}
196