aboutsummaryrefslogtreecommitdiffstats
path: root/test/CodeGen/AArch64/fcopysign.ll
diff options
context:
space:
mode:
Diffstat (limited to 'test/CodeGen/AArch64/fcopysign.ll')
-rw-r--r--test/CodeGen/AArch64/fcopysign.ll25
1 files changed, 22 insertions, 3 deletions
diff --git a/test/CodeGen/AArch64/fcopysign.ll b/test/CodeGen/AArch64/fcopysign.ll
index 6bda33cf76ef..a625a9eb2a6c 100644
--- a/test/CodeGen/AArch64/fcopysign.ll
+++ b/test/CodeGen/AArch64/fcopysign.ll
@@ -5,10 +5,12 @@ target triple = "aarch64--"
declare fp128 @llvm.copysign.f128(fp128, fp128)
-@val = global double zeroinitializer, align 8
+@val_float = global float zeroinitializer, align 4
+@val_double = global double zeroinitializer, align 8
+@val_fp128 = global fp128 zeroinitializer, align 16
; CHECK-LABEL: copysign0
-; CHECK: ldr [[REG:x[0-9]+]], [x8, :lo12:val]
+; CHECK: ldr [[REG:x[0-9]+]], [x8, :lo12:val_double]
; CHECK: and [[ANDREG:x[0-9]+]], [[REG]], #0x8000000000000000
; CHECK: lsr x[[LSRREGNUM:[0-9]+]], [[ANDREG]], #56
; CHECK: bfxil w[[LSRREGNUM]], w{{[0-9]+}}, #0, #7
@@ -16,8 +18,25 @@ declare fp128 @llvm.copysign.f128(fp128, fp128)
; CHECK: ldr q{{[0-9]+}},
define fp128 @copysign0() {
entry:
- %v = load double, double* @val, align 8
+ %v = load double, double* @val_double, align 8
%conv = fpext double %v to fp128
%call = tail call fp128 @llvm.copysign.f128(fp128 0xL00000000000000007FFF000000000000, fp128 %conv) #2
ret fp128 %call
}
+
+; CHECK-LABEL: copysign1
+; CHECK-DAG: ldr [[REG:q[0-9]+]], [x8, :lo12:val_fp128]
+; CHECK-DAG: ldr [[REG:w[0-9]+]], [x8, :lo12:val_float]
+; CHECK: and [[ANDREG:w[0-9]+]], [[REG]], #0x80000000
+; CHECK: lsr w[[LSRREGNUM:[0-9]+]], [[ANDREG]], #24
+; CHECK: bfxil w[[LSRREGNUM]], w{{[0-9]+}}, #0, #7
+; CHECK: strb w[[LSRREGNUM]],
+; CHECK: ldr q{{[0-9]+}},
+define fp128@copysign1() {
+entry:
+ %v0 = load fp128, fp128* @val_fp128, align 16
+ %v1 = load float, float* @val_float, align 4
+ %conv = fpext float %v1 to fp128
+ %call = tail call fp128 @llvm.copysign.f128(fp128 %v0, fp128 %conv)
+ ret fp128 %call
+}