1 files changed, 42 insertions, 21 deletions
diff --git a/test/CodeGen/R600/ffloor.f64.ll b/test/CodeGen/R600/ffloor.f64.ll
index 745ad3b..45f8382 100644
--- a/test/CodeGen/R600/ffloor.f64.ll
+++ b/test/CodeGen/R600/ffloor.f64.ll
@@ -1,7 +1,8 @@
-; RUN: llc -march=amdgcn -mcpu=SI -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
-; RUN: llc -march=amdgcn -mcpu=bonaire -verify-machineinstrs < %s | FileCheck -check-prefix=CI -check-prefix=FUNC %s
-; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck -check-prefix=CI -check-prefix=FUNC %s
+; RUN: llc -march=amdgcn -mcpu=SI -verify-machineinstrs -enable-unsafe-fp-math < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
+; RUN: llc -march=amdgcn -mcpu=bonaire -verify-machineinstrs -enable-unsafe-fp-math < %s | FileCheck -check-prefix=CI -check-prefix=FUNC %s
+; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs -enable-unsafe-fp-math < %s | FileCheck -check-prefix=CI -check-prefix=FUNC %s
 
+declare double @llvm.fabs.f64(double %Val)
 declare double @llvm.floor.f64(double) nounwind readnone
 declare <2 x double> @llvm.floor.v2f64(<2 x double>) nounwind readnone
 declare <3 x double> @llvm.floor.v3f64(<3 x double>) nounwind readnone
@@ -11,24 +12,11 @@ declare <16 x double> @llvm.floor.v16f64(<16 x double>) nounwind readnone
 
 ; FUNC-LABEL: {{^}}ffloor_f64:
 ; CI: v_floor_f64_e32
-
-; SI: s_bfe_u32 [[SEXP:s[0-9]+]], {{s[0-9]+}}, 0xb0014
-; SI: s_and_b32 s{{[0-9]+}}, s{{[0-9]+}}, 0x80000000
-; SI: s_add_i32 s{{[0-9]+}}, [[SEXP]], 0xfffffc01
-; SI: s_lshr_b64
-; SI: s_not_b64
-; SI: s_and_b64
-; SI: cmp_lt_i32
-; SI: cndmask_b32
-; SI: cndmask_b32
-; SI: cmp_gt_i32
-; SI: cndmask_b32
-; SI: cndmask_b32
-; SI-DAG: v_cmp_lt_f64
-; SI-DAG: v_cmp_lg_f64
-; SI-DAG: s_and_b64
-; SI-DAG: v_cndmask_b32
-; SI-DAG: v_cndmask_b32
+; SI: v_fract_f64_e32
+; SI: v_min_f64
+; SI: v_cmp_class_f64_e64
+; SI: v_cndmask_b32_e64
+; SI: v_cndmask_b32_e64
 ; SI: v_add_f64
 ; SI: s_endpgm
 define void @ffloor_f64(double addrspace(1)* %out, double %x) {
@@ -37,6 +25,39 @@ define void @ffloor_f64(double addrspace(1)* %out, double %x) {
   ret void
 }
 
+; FUNC-LABEL: {{^}}ffloor_f64_neg:
+; CI: v_floor_f64_e64
+; SI: v_fract_f64_e64 {{v[[0-9]+:[0-9]+]}}, -[[INPUT:s[[0-9]+:[0-9]+]]]
+; SI: v_min_f64
+; SI: v_cmp_class_f64_e64
+; SI: v_cndmask_b32_e64
+; SI: v_cndmask_b32_e64
+; SI: v_add_f64 {{v[[0-9]+:[0-9]+]}}, -[[INPUT]]
+; SI: s_endpgm
+define void @ffloor_f64_neg(double addrspace(1)* %out, double %x) {
+  %neg = fsub double 0.0, %x
+  %y = call double @llvm.floor.f64(double %neg) nounwind readnone
+  store double %y, double addrspace(1)* %out
+  ret void
+}
+
+; FUNC-LABEL: {{^}}ffloor_f64_neg_abs:
+; CI: v_floor_f64_e64
+; SI: v_fract_f64_e64 {{v[[0-9]+:[0-9]+]}}, -|[[INPUT:s[[0-9]+:[0-9]+]]]|
+; SI: v_min_f64
+; SI: v_cmp_class_f64_e64
+; SI: v_cndmask_b32_e64
+; SI: v_cndmask_b32_e64
+; SI: v_add_f64 {{v[[0-9]+:[0-9]+]}}, -|[[INPUT]]|
+; SI: s_endpgm
+define void @ffloor_f64_neg_abs(double addrspace(1)* %out, double %x) {
+  %abs = call double @llvm.fabs.f64(double %x)
+  %neg = fsub double 0.0, %abs
+  %y = call double @llvm.floor.f64(double %neg) nounwind readnone
+  store double %y, double addrspace(1)* %out
+  ret void
+}
+
 ; FUNC-LABEL: {{^}}ffloor_v2f64:
 ; CI: v_floor_f64_e32
 ; CI: v_floor_f64_e32