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-rw-r--r--test/CodeGen/AArch64/fp-dp3.ll34
-rw-r--r--test/CodeGen/AArch64/illegal-float-ops.ll26
2 files changed, 60 insertions, 0 deletions
diff --git a/test/CodeGen/AArch64/fp-dp3.ll b/test/CodeGen/AArch64/fp-dp3.ll
index 39db9be..f372c43 100644
--- a/test/CodeGen/AArch64/fp-dp3.ll
+++ b/test/CodeGen/AArch64/fp-dp3.ll
@@ -1,102 +1,136 @@
; RUN: llc -verify-machineinstrs < %s -mtriple=aarch64-none-linux-gnu -fp-contract=fast | FileCheck %s
+; RUN: llc -verify-machineinstrs < %s -mtriple=aarch64-none-linux-gnu | FileCheck %s -check-prefix=CHECK-NOFAST
declare float @llvm.fma.f32(float, float, float)
declare double @llvm.fma.f64(double, double, double)
define float @test_fmadd(float %a, float %b, float %c) {
; CHECK: test_fmadd:
+; CHECK-NOFAST: test_fmadd:
%val = call float @llvm.fma.f32(float %a, float %b, float %c)
; CHECK: fmadd {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}
+; CHECK-NOFAST: fmadd {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}
ret float %val
}
define float @test_fmsub(float %a, float %b, float %c) {
; CHECK: test_fmsub:
+; CHECK-NOFAST: test_fmsub:
%nega = fsub float -0.0, %a
%val = call float @llvm.fma.f32(float %nega, float %b, float %c)
; CHECK: fmsub {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}
+; CHECK-NOFAST: fmsub {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}
ret float %val
}
define float @test_fnmadd(float %a, float %b, float %c) {
; CHECK: test_fnmadd:
+; CHECK-NOFAST: test_fnmadd:
%negc = fsub float -0.0, %c
%val = call float @llvm.fma.f32(float %a, float %b, float %negc)
; CHECK: fnmadd {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}
+; CHECK-NOFAST: fnmadd {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}
ret float %val
}
define float @test_fnmsub(float %a, float %b, float %c) {
; CHECK: test_fnmsub:
+; CHECK-NOFAST: test_fnmsub:
%nega = fsub float -0.0, %a
%negc = fsub float -0.0, %c
%val = call float @llvm.fma.f32(float %nega, float %b, float %negc)
; CHECK: fnmsub {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}
+; CHECK-NOFAST: fnmsub {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}
ret float %val
}
define double @testd_fmadd(double %a, double %b, double %c) {
; CHECK: testd_fmadd:
+; CHECK-NOFAST: testd_fmadd:
%val = call double @llvm.fma.f64(double %a, double %b, double %c)
; CHECK: fmadd {{d[0-9]+}}, {{d[0-9]+}}, {{d[0-9]+}}, {{d[0-9]+}}
+; CHECK-NOFAST: fmadd {{d[0-9]+}}, {{d[0-9]+}}, {{d[0-9]+}}, {{d[0-9]+}}
ret double %val
}
define double @testd_fmsub(double %a, double %b, double %c) {
; CHECK: testd_fmsub:
+; CHECK-NOFAST: testd_fmsub:
%nega = fsub double -0.0, %a
%val = call double @llvm.fma.f64(double %nega, double %b, double %c)
; CHECK: fmsub {{d[0-9]+}}, {{d[0-9]+}}, {{d[0-9]+}}, {{d[0-9]+}}
+; CHECK-NOFAST: fmsub {{d[0-9]+}}, {{d[0-9]+}}, {{d[0-9]+}}, {{d[0-9]+}}
ret double %val
}
define double @testd_fnmadd(double %a, double %b, double %c) {
; CHECK: testd_fnmadd:
+; CHECK-NOFAST: testd_fnmadd:
%negc = fsub double -0.0, %c
%val = call double @llvm.fma.f64(double %a, double %b, double %negc)
; CHECK: fnmadd {{d[0-9]+}}, {{d[0-9]+}}, {{d[0-9]+}}, {{d[0-9]+}}
+; CHECK-NOFAST: fnmadd {{d[0-9]+}}, {{d[0-9]+}}, {{d[0-9]+}}, {{d[0-9]+}}
ret double %val
}
define double @testd_fnmsub(double %a, double %b, double %c) {
; CHECK: testd_fnmsub:
+; CHECK-NOFAST: testd_fnmsub:
%nega = fsub double -0.0, %a
%negc = fsub double -0.0, %c
%val = call double @llvm.fma.f64(double %nega, double %b, double %negc)
; CHECK: fnmsub {{d[0-9]+}}, {{d[0-9]+}}, {{d[0-9]+}}, {{d[0-9]+}}
+; CHECK-NOFAST: fnmsub {{d[0-9]+}}, {{d[0-9]+}}, {{d[0-9]+}}, {{d[0-9]+}}
ret double %val
}
define float @test_fmadd_unfused(float %a, float %b, float %c) {
; CHECK: test_fmadd_unfused:
+; CHECK-NOFAST: test_fmadd_unfused:
%prod = fmul float %b, %c
%sum = fadd float %a, %prod
; CHECK: fmadd {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}
+; CHECK-NOFAST-NOT: fmadd {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}
+; CHECK-NOFAST: fmul {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}
+; CHECK-NOFAST: fadd {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}
ret float %sum
}
define float @test_fmsub_unfused(float %a, float %b, float %c) {
; CHECK: test_fmsub_unfused:
+; CHECK-NOFAST: test_fmsub_unfused:
%prod = fmul float %b, %c
%diff = fsub float %a, %prod
; CHECK: fmsub {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}
+; CHECK-NOFAST-NOT: fmsub {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}
+; CHECK-NOFAST: fmul {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}
+; CHECK-NOFAST: fsub {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}
ret float %diff
}
define float @test_fnmadd_unfused(float %a, float %b, float %c) {
; CHECK: test_fnmadd_unfused:
+; CHECK-NOFAST: test_fnmadd_unfused:
%nega = fsub float -0.0, %a
%prod = fmul float %b, %c
%sum = fadd float %nega, %prod
; CHECK: fnmadd {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}
+; CHECK-NOFAST-NOT: fnmadd {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}
+; CHECK-NOFAST: fmul {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}
+; CHECK-NOFAST: fsub {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}
ret float %sum
}
define float @test_fnmsub_unfused(float %a, float %b, float %c) {
; CHECK: test_fnmsub_unfused:
+; CHECK-NOFAST: test_fnmsub_unfused:
%nega = fsub float -0.0, %a
%prod = fmul float %b, %c
%diff = fsub float %nega, %prod
; CHECK: fnmsub {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}
+; CHECK-NOFAST-NOT: fnmsub {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}
+; CHECK-NOFAST: fmul {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}
+; CHECK-NOFAST: fneg {{s[0-9]+}}, {{s[0-9]+}}
+; CHECK-NOFAST: fsub {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}
ret float %diff
}
diff --git a/test/CodeGen/AArch64/illegal-float-ops.ll b/test/CodeGen/AArch64/illegal-float-ops.ll
index 446151b..a398f7b 100644
--- a/test/CodeGen/AArch64/illegal-float-ops.ll
+++ b/test/CodeGen/AArch64/illegal-float-ops.ll
@@ -219,3 +219,29 @@ define void @test_frem(float %float, double %double, fp128 %fp128) {
ret void
}
+
+declare fp128 @llvm.fma.f128(fp128, fp128, fp128)
+
+define void @test_fma(fp128 %fp128) {
+; CHECK: test_fma:
+
+ %fmafp128 = call fp128 @llvm.fma.f128(fp128 %fp128, fp128 %fp128, fp128 %fp128)
+ store fp128 %fmafp128, fp128* @varfp128
+; CHECK: bl fmal
+
+ ret void
+}
+
+declare fp128 @llvm.fmuladd.f128(fp128, fp128, fp128)
+
+define void @test_fmuladd(fp128 %fp128) {
+; CHECK: test_fmuladd:
+
+ %fmuladdfp128 = call fp128 @llvm.fmuladd.f128(fp128 %fp128, fp128 %fp128, fp128 %fp128)
+ store fp128 %fmuladdfp128, fp128* @varfp128
+; CHECK-NOT: bl fmal
+; CHECK: bl __multf3
+; CHECK: bl __addtf3
+
+ ret void
+}
generated by cgit v1.1 at 2025-08-17 06:15:11 +0000