diff options
Diffstat (limited to 'llvm/test/CodeGen/PowerPC/branch_coalesce.ll')
| -rw-r--r-- | llvm/test/CodeGen/PowerPC/branch_coalesce.ll | 57 |
1 files changed, 43 insertions, 14 deletions
diff --git a/llvm/test/CodeGen/PowerPC/branch_coalesce.ll b/llvm/test/CodeGen/PowerPC/branch_coalesce.ll index deb6d898c2e..6ec9eed6935 100644 --- a/llvm/test/CodeGen/PowerPC/branch_coalesce.ll +++ b/llvm/test/CodeGen/PowerPC/branch_coalesce.ll @@ -1,26 +1,19 @@ -; RUN: llc -mcpu=pwr8 -mtriple=powerpc64le-unknown-linux-gnu -verify-machineinstrs -enable-branch-coalesce=true < %s | FileCheck %s -; RUN: llc -mcpu=pwr8 -mtriple=powerpc64-unknown-linux-gnu -verify-machineinstrs -enable-branch-coalesce=true < %s | FileCheck %s +; RUN: llc -mtriple=powerpc64le-unknown-linux-gnu -verify-machineinstrs < %s | FileCheck %s +; RUN: llc -mcpu=pwr8 -mtriple=powerpc64-unknown-linux-gnu -verify-machineinstrs < %s | FileCheck %s +; RUN: llc -mtriple=powerpc64le-unknown-linux-gnu -verify-machineinstrs -disable-ppc-branch-coalesce < %s | FileCheck --check-prefix=CHECK-NOCOALESCE %s +; RUN: llc -mcpu=pwr8 -mtriple=powerpc64-unknown-linux-gnu -verify-machineinstrs -disable-ppc-branch-coalesce < %s | FileCheck --check-prefix=CHECK-NOCOALESCE %s ; Function Attrs: nounwind define double @testBranchCoal(double %a, double %b, double %c, i32 %x) { -entry: - %test = icmp eq i32 %x, 0 - %tmp1 = select i1 %test, double %a, double 2.000000e-03 - %tmp2 = select i1 %test, double %b, double 0.000000e+00 - %tmp3 = select i1 %test, double %c, double 5.000000e-03 - %res1 = fadd double %tmp1, %tmp2 - %result = fadd double %res1, %tmp3 - ret double %result - -; CHECK-LABEL: @testBranchCoal +; CHECK-LABEL: @testBranchCoal ; CHECK: cmplwi [[CMPR:[0-7]+]], 6, 0 ; CHECK: beq [[CMPR]], .LBB[[LAB1:[0-9_]+]] ; CHECK-DAG: addis [[LD1REG:[0-9]+]], 2, .LCPI0_0@toc@ha ; CHECK-DAG: addis [[LD2REG:[0-9]+]], 2, .LCPI0_1@toc@ha ; CHECK-DAG: xxlxor 2, 2, 2 -; CHECK-NOT: beq -; CHECK-DAG: addi [[LD1BASE:[0-9]+]], [[LD1REG]] +; CHECK-NOT: beq +; CHECK-DAG: addi [[LD1BASE:[0-9]+]], [[LD1REG]] ; CHECK-DAG: addi [[LD2BASE:[0-9]+]], [[LD2REG]] ; CHECK-DAG: lxsdx 1, 0, [[LD1BASE]] ; CHECK-DAG: lxsdx 3, 0, [[LD2BASE]] @@ -28,4 +21,40 @@ entry: ; CHECK: xsadddp 0, 1, 2 ; CHECK: xsadddp 1, 0, 3 ; CHECK: blr + +; CHECK-NOCOALESCE-LABEL: testBranchCoal: +; CHECK-NOCOALESCE: # BB#0: # %entry +; CHECK-NOCOALESCE-NEXT: cmplwi 0, 6, 0 +; CHECK-NOCOALESCE-NEXT: bne 0, .LBB0_5 +; CHECK-NOCOALESCE-NEXT: # BB#1: # %entry +; CHECK-NOCOALESCE-NEXT: bne 0, .LBB0_6 +; CHECK-NOCOALESCE-NEXT: .LBB0_2: # %entry +; CHECK-NOCOALESCE-NEXT: beq 0, .LBB0_4 +; CHECK-NOCOALESCE-NEXT: .LBB0_3: # %entry +; CHECK-NOCOALESCE-NEXT: addis 3, 2, .LCPI0_1@toc@ha +; CHECK-NOCOALESCE-NEXT: addi 3, 3, .LCPI0_1@toc@l +; CHECK-NOCOALESCE-NEXT: lxsdx 3, 0, 3 +; CHECK-NOCOALESCE-NEXT: .LBB0_4: # %entry +; CHECK-NOCOALESCE-NEXT: xsadddp 0, 1, 2 +; CHECK-NOCOALESCE-NEXT: xsadddp 1, 0, 3 +; CHECK-NOCOALESCE-NEXT: blr +; CHECK-NOCOALESCE-NEXT: .LBB0_5: # %entry +; CHECK-NOCOALESCE-NEXT: addis 3, 2, .LCPI0_0@toc@ha +; CHECK-NOCOALESCE-NEXT: addi 3, 3, .LCPI0_0@toc@l +; CHECK-NOCOALESCE-NEXT: lxsdx 1, 0, 3 +; CHECK-NOCOALESCE-NEXT: beq 0, .LBB0_2 +; CHECK-NOCOALESCE-NEXT: .LBB0_6: # %entry +; CHECK-NOCOALESCE-NEXT: xxlxor 2, 2, 2 +; CHECK-NOCOALESCE-NEXT: bne 0, .LBB0_3 +; CHECK-NOCOALESCE-NEXT: b .LBB0_4 + entry: + + %test = icmp eq i32 %x, 0 + %tmp1 = select i1 %test, double %a, double 2.000000e-03 + %tmp2 = select i1 %test, double %b, double 0.000000e+00 + %tmp3 = select i1 %test, double %c, double 5.000000e-03 + + %res1 = fadd double %tmp1, %tmp2 + %result = fadd double %res1, %tmp3 + ret double %result } |
