From 408691f9673fb69b5ed45326f6ded4f3b6f19c50 Mon Sep 17 00:00:00 2001 From: Juergen Ributzka Date: Mon, 16 Jun 2014 23:58:24 +0000 Subject: [FastISel][X86] Refactor the code to get the X86 condition from a helper function. NFC. Make use of helper functions to simplify the branch and compare instruction selection in FastISel. Also add test cases for compare and conditonal branch. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@211077 91177308-0d34-0410-b5e6-96231b3b80d8 --- test/CodeGen/X86/fast-isel-cmp-branch2.ll | 294 ++++++++++++++++++++++++++++++ test/CodeGen/X86/fast-isel-cmp.ll | 272 +++++++++++++++++++++++++++ 2 files changed, 566 insertions(+) create mode 100644 test/CodeGen/X86/fast-isel-cmp-branch2.ll create mode 100644 test/CodeGen/X86/fast-isel-cmp.ll (limited to 'test/CodeGen') diff --git a/test/CodeGen/X86/fast-isel-cmp-branch2.ll b/test/CodeGen/X86/fast-isel-cmp-branch2.ll new file mode 100644 index 0000000000..7e45c49f48 --- /dev/null +++ b/test/CodeGen/X86/fast-isel-cmp-branch2.ll @@ -0,0 +1,294 @@ +; RUN: llc < %s -mtriple=x86_64-apple-darwin10 | FileCheck %s +; RUN: llc < %s -fast-isel -fast-isel-abort -mtriple=x86_64-apple-darwin10 | FileCheck %s + +define i32 @fcmp_oeq(float %x, float %y) { +; CHECK-LABEL: fcmp_oeq +; CHECK: ucomiss %xmm1, %xmm0 +; CHECK-NEXT: jne {{LBB.+_1}} +; CHECK-NEXT: jnp {{LBB.+_2}} + %1 = fcmp oeq float %x, %y + br i1 %1, label %bb1, label %bb2 +bb2: + ret i32 1 +bb1: + ret i32 0 +} + +define i32 @fcmp_ogt(float %x, float %y) { +; CHECK-LABEL: fcmp_ogt +; CHECK: ucomiss %xmm1, %xmm0 +; CHECK-NEXT: jbe {{LBB.+_1}} + %1 = fcmp ogt float %x, %y + br i1 %1, label %bb1, label %bb2 +bb2: + ret i32 1 +bb1: + ret i32 0 +} + +define i32 @fcmp_oge(float %x, float %y) { +; CHECK-LABEL: fcmp_oge +; CHECK: ucomiss %xmm1, %xmm0 +; CHECK-NEXT: jb {{LBB.+_1}} + %1 = fcmp oge float %x, %y + br i1 %1, label %bb1, label %bb2 +bb2: + ret i32 1 +bb1: + ret i32 0 +} + +define i32 @fcmp_olt(float %x, float %y) { +; CHECK-LABEL: fcmp_olt +; CHECK: ucomiss %xmm0, %xmm1 +; CHECK-NEXT: jbe {{LBB.+_1}} + %1 = fcmp olt float %x, %y + br i1 %1, label %bb1, label %bb2 +bb2: + ret i32 1 +bb1: + ret i32 0 +} + +define i32 @fcmp_ole(float %x, float %y) { +; CHECK-LABEL: fcmp_ole +; CHECK: ucomiss %xmm0, %xmm1 +; CHECK-NEXT: jb {{LBB.+_1}} + %1 = fcmp ole float %x, %y + br i1 %1, label %bb1, label %bb2 +bb2: + ret i32 1 +bb1: + ret i32 0 +} + +define i32 @fcmp_one(float %x, float %y) { +; CHECK-LABEL: fcmp_one +; CHECK: ucomiss %xmm1, %xmm0 +; CHECK-NEXT: je {{LBB.+_1}} + %1 = fcmp one float %x, %y + br i1 %1, label %bb1, label %bb2 +bb2: + ret i32 1 +bb1: + ret i32 0 +} + +define i32 @fcmp_ord(float %x, float %y) { +; CHECK-LABEL: fcmp_ord +; CHECK: ucomiss %xmm1, %xmm0 +; CHECK-NEXT: jp {{LBB.+_1}} + %1 = fcmp ord float %x, %y + br i1 %1, label %bb1, label %bb2 +bb2: + ret i32 1 +bb1: + ret i32 0 +} + +define i32 @fcmp_uno(float %x, float %y) { +; CHECK-LABEL: fcmp_uno +; CHECK: ucomiss %xmm1, %xmm0 +; CHECK-NEXT: jp {{LBB.+_2}} + %1 = fcmp uno float %x, %y + br i1 %1, label %bb1, label %bb2 +bb2: + ret i32 1 +bb1: + ret i32 0 +} + +define i32 @fcmp_ueq(float %x, float %y) { +; CHECK-LABEL: fcmp_ueq +; CHECK: ucomiss %xmm1, %xmm0 +; CHECK-NEXT: je {{LBB.+_2}} + %1 = fcmp ueq float %x, %y + br i1 %1, label %bb1, label %bb2 +bb2: + ret i32 1 +bb1: + ret i32 0 +} + +define i32 @fcmp_ugt(float %x, float %y) { +; CHECK-LABEL: fcmp_ugt +; CHECK: ucomiss %xmm0, %xmm1 +; CHECK-NEXT: jae {{LBB.+_1}} + %1 = fcmp ugt float %x, %y + br i1 %1, label %bb1, label %bb2 +bb2: + ret i32 1 +bb1: + ret i32 0 +} + +define i32 @fcmp_uge(float %x, float %y) { +; CHECK-LABEL: fcmp_uge +; CHECK: ucomiss %xmm0, %xmm1 +; CHECK-NEXT: ja {{LBB.+_1}} + %1 = fcmp uge float %x, %y + br i1 %1, label %bb1, label %bb2 +bb2: + ret i32 1 +bb1: + ret i32 0 +} + +define i32 @fcmp_ult(float %x, float %y) { +; CHECK-LABEL: fcmp_ult +; CHECK: ucomiss %xmm1, %xmm0 +; CHECK-NEXT: jae {{LBB.+_1}} + %1 = fcmp ult float %x, %y + br i1 %1, label %bb1, label %bb2 +bb2: + ret i32 1 +bb1: + ret i32 0 +} + +define i32 @fcmp_ule(float %x, float %y) { +; CHECK-LABEL: fcmp_ule +; CHECK: ucomiss %xmm1, %xmm0 +; CHECK-NEXT: ja {{LBB.+_1}} + %1 = fcmp ule float %x, %y + br i1 %1, label %bb1, label %bb2 +bb2: + ret i32 1 +bb1: + ret i32 0 +} + +define i32 @fcmp_une(float %x, float %y) { +; CHECK-LABEL: fcmp_une +; CHECK: ucomiss %xmm1, %xmm0 +; CHECK-NEXT: jne {{LBB.+_2}} +; CHECK-NEXT: jp {{LBB.+_2}} +; CHECK-NEXT: jmp {{LBB.+_1}} + %1 = fcmp une float %x, %y + br i1 %1, label %bb1, label %bb2 +bb2: + ret i32 1 +bb1: + ret i32 0 +} + +define i32 @icmp_eq(i32 %x, i32 %y) { +; CHECK-LABEL: icmp_eq +; CHECK: cmpl %esi, %edi +; CHECK-NEXT: jne {{LBB.+_1}} + %1 = icmp eq i32 %x, %y + br i1 %1, label %bb1, label %bb2 +bb2: + ret i32 1 +bb1: + ret i32 0 +} + +define i32 @icmp_ne(i32 %x, i32 %y) { +; CHECK-LABEL: icmp_ne +; CHECK: cmpl %esi, %edi +; CHECK-NEXT: je {{LBB.+_1}} + %1 = icmp ne i32 %x, %y + br i1 %1, label %bb1, label %bb2 +bb2: + ret i32 1 +bb1: + ret i32 0 +} + +define i32 @icmp_ugt(i32 %x, i32 %y) { +; CHECK-LABEL: icmp_ugt +; CHECK: cmpl %esi, %edi +; CHECK-NEXT: jbe {{LBB.+_1}} + %1 = icmp ugt i32 %x, %y + br i1 %1, label %bb1, label %bb2 +bb2: + ret i32 1 +bb1: + ret i32 0 +} + +define i32 @icmp_uge(i32 %x, i32 %y) { +; CHECK-LABEL: icmp_uge +; CHECK: cmpl %esi, %edi +; CHECK-NEXT: jb {{LBB.+_1}} + %1 = icmp uge i32 %x, %y + br i1 %1, label %bb1, label %bb2 +bb2: + ret i32 1 +bb1: + ret i32 0 +} + +define i32 @icmp_ult(i32 %x, i32 %y) { +; CHECK-LABEL: icmp_ult +; CHECK: cmpl %esi, %edi +; CHECK-NEXT: jae {{LBB.+_1}} + %1 = icmp ult i32 %x, %y + br i1 %1, label %bb1, label %bb2 +bb2: + ret i32 1 +bb1: + ret i32 0 +} + +define i32 @icmp_ule(i32 %x, i32 %y) { +; CHECK-LABEL: icmp_ule +; CHECK: cmpl %esi, %edi +; CHECK-NEXT: ja {{LBB.+_1}} + %1 = icmp ule i32 %x, %y + br i1 %1, label %bb1, label %bb2 +bb2: + ret i32 1 +bb1: + ret i32 0 +} + +define i32 @icmp_sgt(i32 %x, i32 %y) { +; CHECK-LABEL: icmp_sgt +; CHECK: cmpl %esi, %edi +; CHECK-NEXT: jle {{LBB.+_1}} + %1 = icmp sgt i32 %x, %y + br i1 %1, label %bb1, label %bb2 +bb2: + ret i32 1 +bb1: + ret i32 0 +} + +define i32 @icmp_sge(i32 %x, i32 %y) { +; CHECK-LABEL: icmp_sge +; CHECK: cmpl %esi, %edi +; CHECK-NEXT: jl {{LBB.+_1}} + %1 = icmp sge i32 %x, %y + br i1 %1, label %bb1, label %bb2 +bb2: + ret i32 1 +bb1: + ret i32 0 +} + +define i32 @icmp_slt(i32 %x, i32 %y) { +; CHECK-LABEL: icmp_slt +; CHECK: cmpl %esi, %edi +; CHECK-NEXT: jge {{LBB.+_1}} + %1 = icmp slt i32 %x, %y + br i1 %1, label %bb1, label %bb2 +bb2: + ret i32 1 +bb1: + ret i32 0 +} + +define i32 @icmp_sle(i32 %x, i32 %y) { +; CHECK-LABEL: icmp_sle +; CHECK: cmpl %esi, %edi +; CHECK-NEXT: jg {{LBB.+_1}} + %1 = icmp sle i32 %x, %y + br i1 %1, label %bb1, label %bb2 +bb2: + ret i32 1 +bb1: + ret i32 0 +} + diff --git a/test/CodeGen/X86/fast-isel-cmp.ll b/test/CodeGen/X86/fast-isel-cmp.ll new file mode 100644 index 0000000000..edf1263a3e --- /dev/null +++ b/test/CodeGen/X86/fast-isel-cmp.ll @@ -0,0 +1,272 @@ +; RUN: llc < %s -mtriple=x86_64-apple-darwin10 | FileCheck %s --check-prefix=SDAG +; RUN: llc < %s -fast-isel -fast-isel-abort -mtriple=x86_64-apple-darwin10 | FileCheck %s --check-prefix=FAST + +define zeroext i1 @fcmp_oeq(float %x, float %y) { +; SDAG-LABEL: fcmp_oeq +; SDAG: cmpeqss %xmm1, %xmm0 +; SDAG-NEXT: movd %xmm0, %eax +; SDAG-NEXT: andl $1, %eax +; FAST-LABEL: fcmp_oeq +; FAST: ucomiss %xmm1, %xmm0 +; FAST-NEXT: sete %al +; FAST-NEXT: setnp %cl +; FAST-NEXT: andb %al, %cl + %1 = fcmp oeq float %x, %y + ret i1 %1 +} + +define zeroext i1 @fcmp_ogt(float %x, float %y) { +; SDAG-LABEL: fcmp_ogt +; SDAG: ucomiss %xmm1, %xmm0 +; SDAG-NEXT: seta %al +; FAST: ucomiss %xmm1, %xmm0 +; FAST-NEXT: seta %al + %1 = fcmp ogt float %x, %y + ret i1 %1 +} + +define zeroext i1 @fcmp_oge(float %x, float %y) { +; SDAG-LABEL: fcmp_oge +; SDAG: ucomiss %xmm1, %xmm0 +; SDAG-NEXT: setae %al +; FAST-LABEL: fcmp_oge +; FAST: ucomiss %xmm1, %xmm0 +; FAST-NEXT: setae %al + %1 = fcmp oge float %x, %y + ret i1 %1 +} + +define zeroext i1 @fcmp_olt(float %x, float %y) { +; SDAG-LABEL: fcmp_olt +; SDAG: ucomiss %xmm0, %xmm1 +; SDAG-NEXT: seta %al +; FAST-LABEL: fcmp_olt +; FAST: ucomiss %xmm0, %xmm1 +; FAST-NEXT: seta %al + %1 = fcmp olt float %x, %y + ret i1 %1 +} + +define zeroext i1 @fcmp_ole(float %x, float %y) { +; SDAG-LABEL: fcmp_ole +; SDAG: ucomiss %xmm0, %xmm1 +; SDAG-NEXT: setae %al +; FAST-LABEL: fcmp_ole +; FAST: ucomiss %xmm0, %xmm1 +; FAST-NEXT: setae %al + %1 = fcmp ole float %x, %y + ret i1 %1 +} + +define zeroext i1 @fcmp_one(float %x, float %y) { +; SDAG-LABEL: fcmp_one +; SDAG: ucomiss %xmm1, %xmm0 +; SDAG-NEXT: setne %al +; FAST-LABEL: fcmp_one +; FAST: ucomiss %xmm1, %xmm0 +; FAST-NEXT: setne %al + %1 = fcmp one float %x, %y + ret i1 %1 +} + +define zeroext i1 @fcmp_ord(float %x, float %y) { +; SDAG-LABEL: fcmp_ord +; SDAG: ucomiss %xmm1, %xmm0 +; SDAG-NEXT: setnp %al +; FAST-LABEL: fcmp_ord +; FAST: ucomiss %xmm1, %xmm0 +; FAST-NEXT: setnp %al + %1 = fcmp ord float %x, %y + ret i1 %1 +} + +define zeroext i1 @fcmp_uno(float %x, float %y) { +; SDAG-LABEL: fcmp_uno +; SDAG: ucomiss %xmm1, %xmm0 +; SDAG-NEXT: setp %al +; FAST-LABEL: fcmp_uno +; FAST: ucomiss %xmm1, %xmm0 +; FAST-NEXT: setp %al + %1 = fcmp uno float %x, %y + ret i1 %1 +} + +define zeroext i1 @fcmp_ueq(float %x, float %y) { +; SDAG-LABEL: fcmp_ueq +; SDAG: ucomiss %xmm1, %xmm0 +; SDAG-NEXT: sete %al +; FAST-LABEL: fcmp_ueq +; FAST: ucomiss %xmm1, %xmm0 +; FAST-NEXT: sete %al + %1 = fcmp ueq float %x, %y + ret i1 %1 +} + +define zeroext i1 @fcmp_ugt(float %x, float %y) { +; SDAG-LABEL: fcmp_ugt +; SDAG: ucomiss %xmm0, %xmm1 +; SDAG-NEXT: setb %al +; FAST-LABEL: fcmp_ugt +; FAST: ucomiss %xmm0, %xmm1 +; FAST-NEXT: setb %al + %1 = fcmp ugt float %x, %y + ret i1 %1 +} + +define zeroext i1 @fcmp_uge(float %x, float %y) { +; SDAG-LABEL: fcmp_uge +; SDAG: ucomiss %xmm0, %xmm1 +; SDAG-NEXT: setbe %al +; FAST-LABEL: fcmp_uge +; FAST: ucomiss %xmm0, %xmm1 +; FAST-NEXT: setbe %al + %1 = fcmp uge float %x, %y + ret i1 %1 +} + +define zeroext i1 @fcmp_ult(float %x, float %y) { +; SDAG-LABEL: fcmp_ult +; SDAG: ucomiss %xmm1, %xmm0 +; SDAG-NEXT: setb %al +; FAST-LABEL: fcmp_ult +; FAST: ucomiss %xmm1, %xmm0 +; FAST-NEXT: setb %al + %1 = fcmp ult float %x, %y + ret i1 %1 +} + +define zeroext i1 @fcmp_ule(float %x, float %y) { +; SDAG-LABEL: fcmp_ule +; SDAG: ucomiss %xmm1, %xmm0 +; SDAG-NEXT: setbe %al +; FAST-LABEL: fcmp_ule +; FAST: ucomiss %xmm1, %xmm0 +; FAST-NEXT: setbe %al + %1 = fcmp ule float %x, %y + ret i1 %1 +} + +define zeroext i1 @fcmp_une(float %x, float %y) { +; SDAG-LABEL: fcmp_une +; SDAG: cmpneqss %xmm1, %xmm0 +; SDAG-NEXT: movd %xmm0, %eax +; SDAG-NEXT: andl $1, %eax +; FAST-LABEL: fcmp_une +; FAST: ucomiss %xmm1, %xmm0 +; FAST-NEXT: setne %al +; FAST-NEXT: setp %cl +; FAST-NEXT: andb %al, %cl + %1 = fcmp une float %x, %y + ret i1 %1 +} + +define zeroext i1 @icmp_eq(i32 %x, i32 %y) { +; SDAG-LABEL: icmp_eq +; SDAG: cmpl %esi, %edi +; SDAG-NEXT: sete %al +; FAST-LABEL: icmp_eq +; FAST: cmpl %esi, %edi +; FAST-NEXT: sete %al + %1 = icmp eq i32 %x, %y + ret i1 %1 +} + +define zeroext i1 @icmp_ne(i32 %x, i32 %y) { +; SDAG-LABEL: icmp_ne +; SDAG: cmpl %esi, %edi +; SDAG-NEXT: setne %al +; FAST-LABEL: icmp_ne +; FAST: cmpl %esi, %edi +; FAST-NEXT: setne %al + %1 = icmp ne i32 %x, %y + ret i1 %1 +} + +define zeroext i1 @icmp_ugt(i32 %x, i32 %y) { +; SDAG-LABEL: icmp_ugt +; SDAG: cmpl %edi, %esi +; SDAG-NEXT: setb %al +; FAST-LABEL: icmp_ugt +; FAST: cmpl %esi, %edi +; FAST-NEXT: seta %al + %1 = icmp ugt i32 %x, %y + ret i1 %1 +} + +define zeroext i1 @icmp_uge(i32 %x, i32 %y) { +; SDAG-LABEL: icmp_uge +; SDAG: cmpl %esi, %edi +; SDAG-NEXT: setae %al +; FAST-LABEL: icmp_uge +; FAST: cmpl %esi, %edi +; FAST-NEXT: setae %al + %1 = icmp uge i32 %x, %y + ret i1 %1 +} + +define zeroext i1 @icmp_ult(i32 %x, i32 %y) { +; SDAG-LABEL: icmp_ult +; SDAG: cmpl %esi, %edi +; SDAG-NEXT: setb %al +; FAST-LABEL: icmp_ult +; FAST: cmpl %esi, %edi +; FAST-NEXT: setb %al + %1 = icmp ult i32 %x, %y + ret i1 %1 +} + +define zeroext i1 @icmp_ule(i32 %x, i32 %y) { +; SDAG-LABEL: icmp_ule +; SDAG: cmpl %esi, %edi +; SDAG-NEXT: setbe %al +; FAST-LABEL: icmp_ule +; FAST: cmpl %esi, %edi +; FAST-NEXT: setbe %al + %1 = icmp ule i32 %x, %y + ret i1 %1 +} + +define zeroext i1 @icmp_sgt(i32 %x, i32 %y) { +; SDAG-LABEL: icmp_sgt +; SDAG: cmpl %esi, %edi +; SDAG-NEXT: setg %al +; FAST-LABEL: icmp_sgt +; FAST: cmpl %esi, %edi +; FAST-NEXT: setg %al + %1 = icmp sgt i32 %x, %y + ret i1 %1 +} + +define zeroext i1 @icmp_sge(i32 %x, i32 %y) { +; SDAG-LABEL: icmp_sge +; SDAG: cmpl %esi, %edi +; SDAG-NEXT: setge %al +; FAST-LABEL: icmp_sge +; FAST: cmpl %esi, %edi +; FAST-NEXT: setge %al + %1 = icmp sge i32 %x, %y + ret i1 %1 +} + +define zeroext i1 @icmp_slt(i32 %x, i32 %y) { +; SDAG-LABEL: icmp_slt +; SDAG: cmpl %esi, %edi +; SDAG-NEXT: setl %al +; FAST-LABEL: icmp_slt +; FAST: cmpl %esi, %edi +; FAST-NEXT: setl %al + %1 = icmp slt i32 %x, %y + ret i1 %1 +} + +define zeroext i1 @icmp_sle(i32 %x, i32 %y) { +; SDAG-LABEL: icmp_sle +; SDAG: cmpl %esi, %edi +; SDAG-NEXT: setle %al +; FAST-LABEL: icmp_sle +; FAST: cmpl %esi, %edi +; FAST-NEXT: setle %al + %1 = icmp sle i32 %x, %y + ret i1 %1 +} + -- cgit v1.2.3