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[WebAssembly] Add atan2 to RuntimeLibcallSignatureTable (#112613)
This change is part of this proposal: https://discourse.llvm.org/t/rfc-all-the-math-intrinsics/78294 - `WebAssemblyRuntimeLibcallSignatures.cpp`: Add `RTLIB::ATAN2*` to RuntimeLibcallSignatureTable - Add atan2 calls to `CodeGen/WebAssembly/libcalls-trig.ll` and update test checks Part of: Implement the atan2 HLSL Function #70096.
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2 files changed

+173
-146
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2 files changed

+173
-146
lines changed

‎llvm/lib/Target/WebAssembly/WebAssemblyRuntimeLibcallSignatures.cpp‎

Lines changed: 3 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -213,6 +213,9 @@ struct RuntimeLibcallSignatureTable {
213213
Table[RTLIB::ATAN_F32] = f32_func_f32;
214214
Table[RTLIB::ATAN_F64] = f64_func_f64;
215215
Table[RTLIB::ATAN_F128] = i64_i64_func_i64_i64;
216+
Table[RTLIB::ATAN2_F32] = f32_func_f32_f32;
217+
Table[RTLIB::ATAN2_F64] = f64_func_f64_f64;
218+
Table[RTLIB::ATAN2_F128] = i64_i64_func_i64_i64_i64_i64;
216219
Table[RTLIB::SINH_F32] = f32_func_f32;
217220
Table[RTLIB::SINH_F64] = f64_func_f64;
218221
Table[RTLIB::SINH_F128] = i64_i64_func_i64_i64;

‎llvm/test/CodeGen/WebAssembly/libcalls-trig.ll‎

Lines changed: 170 additions & 146 deletions
Original file line numberDiff line numberDiff line change
@@ -10,10 +10,11 @@ declare fp128 @llvm.cos.f128(fp128)
1010
declare fp128 @llvm.tan.f128(fp128)
1111
declare fp128 @llvm.asin.f128(fp128)
1212
declare fp128 @llvm.acos.f128(fp128)
13-
declare fp128 @llvm.atan.f128.i32(fp128)
13+
declare fp128 @llvm.atan.f128(fp128)
1414
declare fp128 @llvm.sinh.f128(fp128)
1515
declare fp128 @llvm.cosh.f128(fp128)
1616
declare fp128 @llvm.tanh.f128(fp128)
17+
declare fp128 @llvm.atan2.f128(fp128, fp128)
1718

1819
declare double @llvm.sin.f64(double)
1920
declare double @llvm.cos.f64(double)
@@ -24,6 +25,7 @@ declare double @llvm.atan.f64(double)
2425
declare double @llvm.sinh.f64(double)
2526
declare double @llvm.cosh.f64(double)
2627
declare double @llvm.tanh.f64(double)
28+
declare double @llvm.atan2.f64(double, double)
2729

2830
declare float @llvm.sin.f32(float)
2931
declare float @llvm.cos.f32(float)
@@ -34,6 +36,7 @@ declare float @llvm.atan.f32(float)
3436
declare float @llvm.sinh.f32(float)
3537
declare float @llvm.cosh.f32(float)
3638
declare float @llvm.tanh.f32(float)
39+
declare float @llvm.atan2.f32(float, float)
3740

3841

3942
define fp128 @fp128libcalls(fp128 %x) {
@@ -42,154 +45,171 @@ define fp128 @fp128libcalls(fp128 %x) {
4245
; CHECK: .functype fp128libcalls (i32, i64, i64) -> ()
4346
; CHECK-NEXT: .local i32
4447
; CHECK-NEXT: # %bb.0:
45-
; CHECK-NEXT: global.get $push28=, __stack_pointer
46-
; CHECK-NEXT: i32.const $push29=, 144
47-
; CHECK-NEXT: i32.sub $push73=, $pop28, $pop29
48-
; CHECK-NEXT: local.tee $push72=, 3, $pop73
49-
; CHECK-NEXT: global.set __stack_pointer, $pop72
50-
; CHECK-NEXT: local.get $push74=, 3
51-
; CHECK-NEXT: i32.const $push62=, 128
52-
; CHECK-NEXT: i32.add $push63=, $pop74, $pop62
53-
; CHECK-NEXT: local.get $push76=, 1
54-
; CHECK-NEXT: local.get $push75=, 2
55-
; CHECK-NEXT: call sinl, $pop63, $pop76, $pop75
56-
; CHECK-NEXT: local.get $push77=, 3
57-
; CHECK-NEXT: i32.const $push58=, 112
58-
; CHECK-NEXT: i32.add $push59=, $pop77, $pop58
59-
; CHECK-NEXT: local.get $push78=, 3
60-
; CHECK-NEXT: i64.load $push3=, 128($pop78)
61-
; CHECK-NEXT: local.get $push79=, 3
62-
; CHECK-NEXT: i32.const $push60=, 128
63-
; CHECK-NEXT: i32.add $push61=, $pop79, $pop60
64-
; CHECK-NEXT: i32.const $push0=, 8
65-
; CHECK-NEXT: i32.add $push1=, $pop61, $pop0
66-
; CHECK-NEXT: i64.load $push2=, 0($pop1)
67-
; CHECK-NEXT: call cosl, $pop59, $pop3, $pop2
68-
; CHECK-NEXT: local.get $push80=, 3
69-
; CHECK-NEXT: i32.const $push54=, 96
70-
; CHECK-NEXT: i32.add $push55=, $pop80, $pop54
71-
; CHECK-NEXT: local.get $push81=, 3
72-
; CHECK-NEXT: i64.load $push6=, 112($pop81)
73-
; CHECK-NEXT: local.get $push82=, 3
74-
; CHECK-NEXT: i32.const $push56=, 112
75-
; CHECK-NEXT: i32.add $push57=, $pop82, $pop56
76-
; CHECK-NEXT: i32.const $push71=, 8
77-
; CHECK-NEXT: i32.add $push4=, $pop57, $pop71
78-
; CHECK-NEXT: i64.load $push5=, 0($pop4)
79-
; CHECK-NEXT: call tanl, $pop55, $pop6, $pop5
80-
; CHECK-NEXT: local.get $push83=, 3
81-
; CHECK-NEXT: i32.const $push50=, 80
82-
; CHECK-NEXT: i32.add $push51=, $pop83, $pop50
83-
; CHECK-NEXT: local.get $push84=, 3
84-
; CHECK-NEXT: i64.load $push9=, 96($pop84)
85-
; CHECK-NEXT: local.get $push85=, 3
86-
; CHECK-NEXT: i32.const $push52=, 96
87-
; CHECK-NEXT: i32.add $push53=, $pop85, $pop52
88-
; CHECK-NEXT: i32.const $push70=, 8
89-
; CHECK-NEXT: i32.add $push7=, $pop53, $pop70
90-
; CHECK-NEXT: i64.load $push8=, 0($pop7)
91-
; CHECK-NEXT: call asinl, $pop51, $pop9, $pop8
92-
; CHECK-NEXT: local.get $push86=, 3
93-
; CHECK-NEXT: i32.const $push46=, 64
94-
; CHECK-NEXT: i32.add $push47=, $pop86, $pop46
95-
; CHECK-NEXT: local.get $push87=, 3
96-
; CHECK-NEXT: i64.load $push12=, 80($pop87)
97-
; CHECK-NEXT: local.get $push88=, 3
98-
; CHECK-NEXT: i32.const $push48=, 80
99-
; CHECK-NEXT: i32.add $push49=, $pop88, $pop48
100-
; CHECK-NEXT: i32.const $push69=, 8
101-
; CHECK-NEXT: i32.add $push10=, $pop49, $pop69
102-
; CHECK-NEXT: i64.load $push11=, 0($pop10)
103-
; CHECK-NEXT: call acosl, $pop47, $pop12, $pop11
104-
; CHECK-NEXT: local.get $push89=, 3
105-
; CHECK-NEXT: i32.const $push42=, 48
106-
; CHECK-NEXT: i32.add $push43=, $pop89, $pop42
107-
; CHECK-NEXT: local.get $push90=, 3
108-
; CHECK-NEXT: i64.load $push15=, 64($pop90)
109-
; CHECK-NEXT: local.get $push91=, 3
110-
; CHECK-NEXT: i32.const $push44=, 64
111-
; CHECK-NEXT: i32.add $push45=, $pop91, $pop44
112-
; CHECK-NEXT: i32.const $push68=, 8
113-
; CHECK-NEXT: i32.add $push13=, $pop45, $pop68
114-
; CHECK-NEXT: i64.load $push14=, 0($pop13)
115-
; CHECK-NEXT: call atanl, $pop43, $pop15, $pop14
116-
; CHECK-NEXT: local.get $push92=, 3
117-
; CHECK-NEXT: i32.const $push38=, 32
118-
; CHECK-NEXT: i32.add $push39=, $pop92, $pop38
119-
; CHECK-NEXT: local.get $push93=, 3
120-
; CHECK-NEXT: i64.load $push18=, 48($pop93)
121-
; CHECK-NEXT: local.get $push94=, 3
122-
; CHECK-NEXT: i32.const $push40=, 48
123-
; CHECK-NEXT: i32.add $push41=, $pop94, $pop40
124-
; CHECK-NEXT: i32.const $push67=, 8
125-
; CHECK-NEXT: i32.add $push16=, $pop41, $pop67
126-
; CHECK-NEXT: i64.load $push17=, 0($pop16)
127-
; CHECK-NEXT: call sinhl, $pop39, $pop18, $pop17
128-
; CHECK-NEXT: local.get $push95=, 3
129-
; CHECK-NEXT: i32.const $push34=, 16
130-
; CHECK-NEXT: i32.add $push35=, $pop95, $pop34
131-
; CHECK-NEXT: local.get $push96=, 3
132-
; CHECK-NEXT: i64.load $push21=, 32($pop96)
133-
; CHECK-NEXT: local.get $push97=, 3
134-
; CHECK-NEXT: i32.const $push36=, 32
135-
; CHECK-NEXT: i32.add $push37=, $pop97, $pop36
136-
; CHECK-NEXT: i32.const $push66=, 8
137-
; CHECK-NEXT: i32.add $push19=, $pop37, $pop66
138-
; CHECK-NEXT: i64.load $push20=, 0($pop19)
139-
; CHECK-NEXT: call coshl, $pop35, $pop21, $pop20
140-
; CHECK-NEXT: local.get $push100=, 3
141-
; CHECK-NEXT: local.get $push98=, 3
142-
; CHECK-NEXT: i64.load $push24=, 16($pop98)
143-
; CHECK-NEXT: local.get $push99=, 3
144-
; CHECK-NEXT: i32.const $push32=, 16
145-
; CHECK-NEXT: i32.add $push33=, $pop99, $pop32
146-
; CHECK-NEXT: i32.const $push65=, 8
147-
; CHECK-NEXT: i32.add $push22=, $pop33, $pop65
148-
; CHECK-NEXT: i64.load $push23=, 0($pop22)
149-
; CHECK-NEXT: call tanhl, $pop100, $pop24, $pop23
150-
; CHECK-NEXT: local.get $push102=, 0
151-
; CHECK-NEXT: local.get $push101=, 3
152-
; CHECK-NEXT: i32.const $push64=, 8
153-
; CHECK-NEXT: i32.add $push25=, $pop101, $pop64
154-
; CHECK-NEXT: i64.load $push26=, 0($pop25)
155-
; CHECK-NEXT: i64.store 8($pop102), $pop26
156-
; CHECK-NEXT: local.get $push104=, 0
157-
; CHECK-NEXT: local.get $push103=, 3
158-
; CHECK-NEXT: i64.load $push27=, 0($pop103)
159-
; CHECK-NEXT: i64.store 0($pop104), $pop27
160-
; CHECK-NEXT: local.get $push105=, 3
161-
; CHECK-NEXT: i32.const $push30=, 144
162-
; CHECK-NEXT: i32.add $push31=, $pop105, $pop30
163-
; CHECK-NEXT: global.set __stack_pointer, $pop31
48+
; CHECK-NEXT: global.get $push31=, __stack_pointer
49+
; CHECK-NEXT: i32.const $push32=, 160
50+
; CHECK-NEXT: i32.sub $push81=, $pop31, $pop32
51+
; CHECK-NEXT: local.tee $push80=, 3, $pop81
52+
; CHECK-NEXT: global.set __stack_pointer, $pop80
53+
; CHECK-NEXT: local.get $push82=, 3
54+
; CHECK-NEXT: i32.const $push69=, 144
55+
; CHECK-NEXT: i32.add $push70=, $pop82, $pop69
56+
; CHECK-NEXT: local.get $push84=, 1
57+
; CHECK-NEXT: local.get $push83=, 2
58+
; CHECK-NEXT: call sinl, $pop70, $pop84, $pop83
59+
; CHECK-NEXT: local.get $push85=, 3
60+
; CHECK-NEXT: i32.const $push65=, 128
61+
; CHECK-NEXT: i32.add $push66=, $pop85, $pop65
62+
; CHECK-NEXT: local.get $push86=, 3
63+
; CHECK-NEXT: i64.load $push3=, 144($pop86)
64+
; CHECK-NEXT: local.get $push87=, 3
65+
; CHECK-NEXT: i32.const $push67=, 144
66+
; CHECK-NEXT: i32.add $push68=, $pop87, $pop67
67+
; CHECK-NEXT: i32.const $push0=, 8
68+
; CHECK-NEXT: i32.add $push1=, $pop68, $pop0
69+
; CHECK-NEXT: i64.load $push2=, 0($pop1)
70+
; CHECK-NEXT: call cosl, $pop66, $pop3, $pop2
71+
; CHECK-NEXT: local.get $push88=, 3
72+
; CHECK-NEXT: i32.const $push61=, 112
73+
; CHECK-NEXT: i32.add $push62=, $pop88, $pop61
74+
; CHECK-NEXT: local.get $push89=, 3
75+
; CHECK-NEXT: i64.load $push6=, 128($pop89)
76+
; CHECK-NEXT: local.get $push90=, 3
77+
; CHECK-NEXT: i32.const $push63=, 128
78+
; CHECK-NEXT: i32.add $push64=, $pop90, $pop63
79+
; CHECK-NEXT: i32.const $push79=, 8
80+
; CHECK-NEXT: i32.add $push4=, $pop64, $pop79
81+
; CHECK-NEXT: i64.load $push5=, 0($pop4)
82+
; CHECK-NEXT: call tanl, $pop62, $pop6, $pop5
83+
; CHECK-NEXT: local.get $push91=, 3
84+
; CHECK-NEXT: i32.const $push57=, 96
85+
; CHECK-NEXT: i32.add $push58=, $pop91, $pop57
86+
; CHECK-NEXT: local.get $push92=, 3
87+
; CHECK-NEXT: i64.load $push9=, 112($pop92)
88+
; CHECK-NEXT: local.get $push93=, 3
89+
; CHECK-NEXT: i32.const $push59=, 112
90+
; CHECK-NEXT: i32.add $push60=, $pop93, $pop59
91+
; CHECK-NEXT: i32.const $push78=, 8
92+
; CHECK-NEXT: i32.add $push7=, $pop60, $pop78
93+
; CHECK-NEXT: i64.load $push8=, 0($pop7)
94+
; CHECK-NEXT: call asinl, $pop58, $pop9, $pop8
95+
; CHECK-NEXT: local.get $push94=, 3
96+
; CHECK-NEXT: i32.const $push53=, 80
97+
; CHECK-NEXT: i32.add $push54=, $pop94, $pop53
98+
; CHECK-NEXT: local.get $push95=, 3
99+
; CHECK-NEXT: i64.load $push12=, 96($pop95)
100+
; CHECK-NEXT: local.get $push96=, 3
101+
; CHECK-NEXT: i32.const $push55=, 96
102+
; CHECK-NEXT: i32.add $push56=, $pop96, $pop55
103+
; CHECK-NEXT: i32.const $push77=, 8
104+
; CHECK-NEXT: i32.add $push10=, $pop56, $pop77
105+
; CHECK-NEXT: i64.load $push11=, 0($pop10)
106+
; CHECK-NEXT: call acosl, $pop54, $pop12, $pop11
107+
; CHECK-NEXT: local.get $push97=, 3
108+
; CHECK-NEXT: i32.const $push49=, 64
109+
; CHECK-NEXT: i32.add $push50=, $pop97, $pop49
110+
; CHECK-NEXT: local.get $push98=, 3
111+
; CHECK-NEXT: i64.load $push15=, 80($pop98)
112+
; CHECK-NEXT: local.get $push99=, 3
113+
; CHECK-NEXT: i32.const $push51=, 80
114+
; CHECK-NEXT: i32.add $push52=, $pop99, $pop51
115+
; CHECK-NEXT: i32.const $push76=, 8
116+
; CHECK-NEXT: i32.add $push13=, $pop52, $pop76
117+
; CHECK-NEXT: i64.load $push14=, 0($pop13)
118+
; CHECK-NEXT: call atanl, $pop50, $pop15, $pop14
119+
; CHECK-NEXT: local.get $push100=, 3
120+
; CHECK-NEXT: i32.const $push45=, 48
121+
; CHECK-NEXT: i32.add $push46=, $pop100, $pop45
122+
; CHECK-NEXT: local.get $push101=, 3
123+
; CHECK-NEXT: i64.load $push18=, 64($pop101)
124+
; CHECK-NEXT: local.get $push102=, 3
125+
; CHECK-NEXT: i32.const $push47=, 64
126+
; CHECK-NEXT: i32.add $push48=, $pop102, $pop47
127+
; CHECK-NEXT: i32.const $push75=, 8
128+
; CHECK-NEXT: i32.add $push16=, $pop48, $pop75
129+
; CHECK-NEXT: i64.load $push17=, 0($pop16)
130+
; CHECK-NEXT: call sinhl, $pop46, $pop18, $pop17
131+
; CHECK-NEXT: local.get $push103=, 3
132+
; CHECK-NEXT: i32.const $push41=, 32
133+
; CHECK-NEXT: i32.add $push42=, $pop103, $pop41
134+
; CHECK-NEXT: local.get $push104=, 3
135+
; CHECK-NEXT: i64.load $push21=, 48($pop104)
136+
; CHECK-NEXT: local.get $push105=, 3
137+
; CHECK-NEXT: i32.const $push43=, 48
138+
; CHECK-NEXT: i32.add $push44=, $pop105, $pop43
139+
; CHECK-NEXT: i32.const $push74=, 8
140+
; CHECK-NEXT: i32.add $push19=, $pop44, $pop74
141+
; CHECK-NEXT: i64.load $push20=, 0($pop19)
142+
; CHECK-NEXT: call coshl, $pop42, $pop21, $pop20
143+
; CHECK-NEXT: local.get $push106=, 3
144+
; CHECK-NEXT: i32.const $push37=, 16
145+
; CHECK-NEXT: i32.add $push38=, $pop106, $pop37
146+
; CHECK-NEXT: local.get $push107=, 3
147+
; CHECK-NEXT: i64.load $push24=, 32($pop107)
148+
; CHECK-NEXT: local.get $push108=, 3
149+
; CHECK-NEXT: i32.const $push39=, 32
150+
; CHECK-NEXT: i32.add $push40=, $pop108, $pop39
151+
; CHECK-NEXT: i32.const $push73=, 8
152+
; CHECK-NEXT: i32.add $push22=, $pop40, $pop73
153+
; CHECK-NEXT: i64.load $push23=, 0($pop22)
154+
; CHECK-NEXT: call tanhl, $pop38, $pop24, $pop23
155+
; CHECK-NEXT: local.get $push113=, 3
156+
; CHECK-NEXT: local.get $push112=, 1
157+
; CHECK-NEXT: local.get $push111=, 2
158+
; CHECK-NEXT: local.get $push109=, 3
159+
; CHECK-NEXT: i64.load $push27=, 16($pop109)
160+
; CHECK-NEXT: local.get $push110=, 3
161+
; CHECK-NEXT: i32.const $push35=, 16
162+
; CHECK-NEXT: i32.add $push36=, $pop110, $pop35
163+
; CHECK-NEXT: i32.const $push72=, 8
164+
; CHECK-NEXT: i32.add $push25=, $pop36, $pop72
165+
; CHECK-NEXT: i64.load $push26=, 0($pop25)
166+
; CHECK-NEXT: call atan2l, $pop113, $pop112, $pop111, $pop27, $pop26
167+
; CHECK-NEXT: local.get $push115=, 0
168+
; CHECK-NEXT: local.get $push114=, 3
169+
; CHECK-NEXT: i32.const $push71=, 8
170+
; CHECK-NEXT: i32.add $push28=, $pop114, $pop71
171+
; CHECK-NEXT: i64.load $push29=, 0($pop28)
172+
; CHECK-NEXT: i64.store 8($pop115), $pop29
173+
; CHECK-NEXT: local.get $push117=, 0
174+
; CHECK-NEXT: local.get $push116=, 3
175+
; CHECK-NEXT: i64.load $push30=, 0($pop116)
176+
; CHECK-NEXT: i64.store 0($pop117), $pop30
177+
; CHECK-NEXT: local.get $push118=, 3
178+
; CHECK-NEXT: i32.const $push33=, 160
179+
; CHECK-NEXT: i32.add $push34=, $pop118, $pop33
180+
; CHECK-NEXT: global.set __stack_pointer, $pop34
164181
; CHECK-NEXT: return
165182
; libm calls
166183
%d = call fp128 @llvm.sin.f128(fp128 %x)
167184
%e = call fp128 @llvm.cos.f128(fp128 %d)
168185
%f = call fp128 @llvm.tan.f128(fp128 %e)
169-
%g = call fp128 @llvm.asin.f128.i32(fp128 %f)
186+
%g = call fp128 @llvm.asin.f128(fp128 %f)
170187
%h = call fp128 @llvm.acos.f128(fp128 %g)
171188
%i = call fp128 @llvm.atan.f128(fp128 %h)
172189
%a = call fp128 @llvm.sinh.f128(fp128 %i)
173190
%b = call fp128 @llvm.cosh.f128(fp128 %a)
174191
%c = call fp128 @llvm.tanh.f128(fp128 %b)
175-
ret fp128 %c
192+
%j = call fp128 @llvm.atan2.f128(fp128 %x, fp128 %c)
193+
ret fp128 %j
176194
}
177195

178196
define double @f64libcalls(double %x) {
179197
; CHECK-LABEL: f64libcalls:
180198
; CHECK: .functype f64libcalls (f64) -> (f64)
181199
; CHECK-NEXT: # %bb.0:
182-
; CHECK-NEXT: local.get $push9=, 0
183-
; CHECK-NEXT: call $push0=, sin, $pop9
184-
; CHECK-NEXT: call $push1=, cos, $pop0
185-
; CHECK-NEXT: call $push2=, tan, $pop1
186-
; CHECK-NEXT: call $push3=, asin, $pop2
187-
; CHECK-NEXT: call $push4=, acos, $pop3
188-
; CHECK-NEXT: call $push5=, atan, $pop4
189-
; CHECK-NEXT: call $push6=, sinh, $pop5
190-
; CHECK-NEXT: call $push7=, cosh, $pop6
191-
; CHECK-NEXT: call $push8=, tanh, $pop7
192-
; CHECK-NEXT: return $pop8
200+
; CHECK-NEXT: local.get $push11=, 0
201+
; CHECK-NEXT: local.get $push10=, 0
202+
; CHECK-NEXT: call $push0=, sin, $pop10
203+
; CHECK-NEXT: call $push1=, cos, $pop0
204+
; CHECK-NEXT: call $push2=, tan, $pop1
205+
; CHECK-NEXT: call $push3=, asin, $pop2
206+
; CHECK-NEXT: call $push4=, acos, $pop3
207+
; CHECK-NEXT: call $push5=, atan, $pop4
208+
; CHECK-NEXT: call $push6=, sinh, $pop5
209+
; CHECK-NEXT: call $push7=, cosh, $pop6
210+
; CHECK-NEXT: call $push8=, tanh, $pop7
211+
; CHECK-NEXT: call $push9=, atan2, $pop11, $pop8
212+
; CHECK-NEXT: return $pop9
193213

194214

195215
%k = call double @llvm.sin.f64(double %x)
@@ -201,24 +221,27 @@ define double @f64libcalls(double %x) {
201221
%f = call double @llvm.sinh.f64(double %e)
202222
%g = call double @llvm.cosh.f64(double %f)
203223
%h = call double @llvm.tanh.f64(double %g)
204-
ret double %h
224+
%i = call double @llvm.atan2.f64(double %x, double %h)
225+
ret double %i
205226
}
206227

207228
define float @f32libcalls(float %x) {
208229
; CHECK-LABEL: f32libcalls:
209230
; CHECK: .functype f32libcalls (f32) -> (f32)
210231
; CHECK-NEXT: # %bb.0:
211-
; CHECK-NEXT: local.get $push9=, 0
212-
; CHECK-NEXT: call $push0=, sinf, $pop9
213-
; CHECK-NEXT: call $push1=, cosf, $pop0
214-
; CHECK-NEXT: call $push2=, tanf, $pop1
215-
; CHECK-NEXT: call $push3=, asinf, $pop2
216-
; CHECK-NEXT: call $push4=, acosf, $pop3
217-
; CHECK-NEXT: call $push5=, atanf, $pop4
218-
; CHECK-NEXT: call $push6=, sinhf, $pop5
219-
; CHECK-NEXT: call $push7=, coshf, $pop6
220-
; CHECK-NEXT: call $push8=, tanhf, $pop7
221-
; CHECK-NEXT: return $pop8
232+
; CHECK-NEXT: local.get $push11=, 0
233+
; CHECK-NEXT: local.get $push10=, 0
234+
; CHECK-NEXT: call $push0=, sinf, $pop10
235+
; CHECK-NEXT: call $push1=, cosf, $pop0
236+
; CHECK-NEXT: call $push2=, tanf, $pop1
237+
; CHECK-NEXT: call $push3=, asinf, $pop2
238+
; CHECK-NEXT: call $push4=, acosf, $pop3
239+
; CHECK-NEXT: call $push5=, atanf, $pop4
240+
; CHECK-NEXT: call $push6=, sinhf, $pop5
241+
; CHECK-NEXT: call $push7=, coshf, $pop6
242+
; CHECK-NEXT: call $push8=, tanhf, $pop7
243+
; CHECK-NEXT: call $push9=, atan2f, $pop11, $pop8
244+
; CHECK-NEXT: return $pop9
222245

223246

224247
%k = call float @llvm.sin.f32(float %x)
@@ -230,5 +253,6 @@ define float @f32libcalls(float %x) {
230253
%f = call float @llvm.sinh.f32(float %e)
231254
%g = call float @llvm.cosh.f32(float %f)
232255
%h = call float @llvm.tanh.f32(float %g)
233-
ret float %h
256+
%i = call float @llvm.atan2.f32(float %x, float %h)
257+
ret float %i
234258
}

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