diff options
Diffstat (limited to 'test/CodeGen/AArch64/arm64-fast-isel-rem.ll')
-rw-r--r-- | test/CodeGen/AArch64/arm64-fast-isel-rem.ll | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/test/CodeGen/AArch64/arm64-fast-isel-rem.ll b/test/CodeGen/AArch64/arm64-fast-isel-rem.ll new file mode 100644 index 0000000..d5bdbaa --- /dev/null +++ b/test/CodeGen/AArch64/arm64-fast-isel-rem.ll @@ -0,0 +1,44 @@ +; RUN: llc < %s -O0 -fast-isel-abort -mtriple=arm64-apple-darwin | FileCheck %s +; RUN: llc %s -O0 -fast-isel-abort -mtriple=arm64-apple-darwin -print-machineinstrs=expand-isel-pseudos -o /dev/null 2> %t +; RUN: FileCheck %s < %t --check-prefix=CHECK-SSA +; REQUIRES: asserts + +; CHECK-SSA-LABEL: Machine code for function t1 + +; CHECK-SSA: [[QUOTREG:%vreg[0-9]+]]<def> = SDIVWr +; CHECK-SSA-NOT: [[QUOTREG]]<def> = +; CHECK-SSA: {{%vreg[0-9]+}}<def> = MSUBWrrr [[QUOTREG]] + +; CHECK-SSA-LABEL: Machine code for function t2 + +define i32 @t1(i32 %a, i32 %b) { +; CHECK: @t1 +; CHECK: sdiv [[TMP:w[0-9]+]], w0, w1 +; CHECK: msub w0, [[TMP]], w1, w0 + %1 = srem i32 %a, %b + ret i32 %1 +} + +define i64 @t2(i64 %a, i64 %b) { +; CHECK: @t2 +; CHECK: sdiv [[TMP:x[0-9]+]], x0, x1 +; CHECK: msub x0, [[TMP]], x1, x0 + %1 = srem i64 %a, %b + ret i64 %1 +} + +define i32 @t3(i32 %a, i32 %b) { +; CHECK: @t3 +; CHECK: udiv [[TMP:w[0-9]+]], w0, w1 +; CHECK: msub w0, [[TMP]], w1, w0 + %1 = urem i32 %a, %b + ret i32 %1 +} + +define i64 @t4(i64 %a, i64 %b) { +; CHECK: @t4 +; CHECK: udiv [[TMP:x[0-9]+]], x0, x1 +; CHECK: msub x0, [[TMP]], x1, x0 + %1 = urem i64 %a, %b + ret i64 %1 +} |